Choo Sunghoon and Sarang are going to Osaka to meet Sunghoon's parents. Tablo is recovering from shoulder surgery, will he be able to look after his daughter Haru? Lee Hwi-jae has become the god of child care, now that he's familiar with taking care of his twins, Seoeon and Seojun. He goes to see an eye doctor to check the twin's eyes. The charismatic actor Jang Hyunsung is actually a very clumsy person at home. He's very friendly with his two sons, Junu and Junseo. He teaches Junseo how to ride a bicycle without training wheels.

Sunghoon and Sarang have so much fun in Osaka, Sarang spends her birthday at her grandparents house and experiences various things she had never done before. Meanwhile, Tablo and Haru goes to the aquarium to see fishes which is Haru favorite thing in the world. Hwijae, worried about the twin's eyes, takes them to an eye doctor. They get their eyes checked up and Hwijae gets so scared by the sound of their crying. Also he takes them to a baseball park with him. Hyunsung goes to Junu's parent-teacher conference and gets surprised by Junu's letter and his performance in school.

Sunghoon and his dad wants to teach Sarang judo. Sarang is now getting along well with her grandparents and Sarang's mom, Shiho Yano arrives in Osaka. Haru wants to treat her dad's arm. Tablo starves for two days and realizes how hard it was for his wife Hyejung to look after Haru. It's Haru's first time spending two days without her mom. Hwijae's wife told Hwijae to go to culture center. Will he be able to take care of the twins? Hyunsung tries to cook curry but he doesn't even know how to peel carrots, also Hyunsung and his boys prepare a surprise for their mom for their wedding anniversary.

Sarang's suffering from constipation. To show off his cool side, Sunghoon takes Sarang to his photo shoot. Also he takes her to the gym. Sarang usually cries but she stays quiet and Sunghoon gets surprised by that. Tablo and his family has breakfast, after Hyejeong leaves, Haru dances to K-Pop. Tablo plays many of his songs to Haru to get her opinion. Hwijae's twins are growing really fast. They can now stand up. After the boys advancement test in taekwondo, Hyunsung goes to the market where he gets lots of attention, to cook something tasty for the boys.

Haru learns to spend more time with Tablo band mate and friend, Tukutz's baby. Junu and Junseo go shopping for clothes with Hyunsung. Hwijae takes the twins to a wedding and they continually suffer from stomach problems. Sunghoon takes Sarang to Hakone hot springs, but it's not the trip he had expected since Sarang refuses to go into the hot spring and won't let him either. Guest stars: DJ Tukutz with his son Kim Yunu, Lee Young-Hyun, Jeong Hyeong-don via phone call, Jeong Jun-ha via phone call

Haru goes to a fishing park with Tablo, they catch their first fish ever. Sarang continues to have constipation problems. Sunghoon and Sarang are still at Hakone, they have a craft day where they make an souvenir for mom Shiho. The twins have diarrhea problems and special nannies Choi Hongman and Lee Hyundo come to help. Hwijae takes Seoeon and Seojun to a baby play facility where Seoeon encounters his first love. Junu and Junseo learn about pocket money and finances. Guest stars: Lee Hyun-do, Choi Hong-man

Sarang's mother, Shiho Yano gives a ton of chores to Sunghoon, he has to take Sarang to get her hair cut, make juice for her constipation and so on. to avoid Sarang from getting mad at him he takes her to the Disney store and lets her pick out whatever she wants. Haru visits the zoo with Tablo, unlike her friends she isn't scared to touch the animals at all. Hwijae tries to feed his twins baby food but the twins start fighting, later he takes the twins to the TV studio. Junu and Junseo start the day by fighting and Hyunsung takes them out to fly a kite. Hyunsung also brings his sons to his mother's house to make kimchi. The four dads gather together to tape an episode of KBS Happy Together Guest stars: Yu Jae-suk, Park Myung-su

The four dads continue with their taping of Happy Together. Shiho gives Sunghoon a list of things he needs to do and one of them is to buy a Christmas tree. It's his first time decorating a tree. Kwanghee of ZE:A visits the Choovely family. Tablo wants to make this Christmas special so he disguises himself as Santa Claus but Haru's reaction isn't something Tablo expected. The twins get to celebrate their first Christmas. Hwijae takes them to a toy store but they keep giving him a hard time. Hyunsung makes egg bread for the first time for Junu and Junseo. Guest stars: Yu Jae-suk, Park Myung-su, Shin Bong-sun, Park Mi-sun, Hwang Kwanghee, Jeong Eun-pyo and his family Guest stars: Yu Jae-suk, Park Myung-su, Shin Bong-sun, Park Mi-sun, Hwang Kwanghee, Jeong Eun-pyo and his family

Sunghoon and Sarang visit Mt. Fuji, but Sarang isn't interested at all. Later Sunghoon prepares a surprise party for Shiho. Tablo and Haru visit Haru's grandpa's grave. She writes a card to him. On the morning of Hyejung's return, Haru surprises her dad with the song she wrote. The twins are growing really fast, they even try walking with the walker. Hwijae takes them to a swimming pool for babies to swim. Hyunsung tries making bean sprout rice but Junseo seems to know how he should make it. Junu expresses how he feels, he thinks his mom favors Junseo since he's younger. Guest stars: Jeong Jun-ha via phone call

Sunghoon and Sarang decide to go to Okinawa to get away from snowy Tokyo. Tablo wants to help Haru find what she wants to do in the future, so they visit a martial arts school. Hwijae wants his twins to be professional athletes so he starts teaching them sports, he takes them to a basketball court and calls a professional baseball player to his house. On a snowing day, Hyunsung takes his two son's to their grandpa's grave. Hyunsung cries in grief as he misses his father so much. Junseo waits for the tooth fairy and makes a wish. Guest stars: Hwang Jae-kyun (Lotte Giants infielder)

The Choovely family begin their trip in Okinawa as they go to see dolphins, horses and the 2nd largest aquarium in the world. Haru continues her search for a career path with ballet. Junu and Junseo get a treat to a theme park from their dad and they learn to overcome some fears. The twins get their first ever haircut and professional photo shoot. They arrive all dressed up at Grandma's house to celebrate her birthday. Guest stars: Cha Tae-hyun via phone call, Hwang Jung-min via phone call

The Choovely family spend their last day in Okinawa. Junseo and Junu get caught up in their father's enthusiasm for cooking. Hyunsung attempts his very first pasta dish. Hwijae ends up having a great but also terrible time at his parent's house when he and the twins pay a visit to celebrate his mother's birthday. He's worried to death about what his wife will think about what his mother has done. Seojun gets complements from his grandparents for his happy and open personality, while Seoeon is criticized for being a brat and crybaby. Haru continues her search for an early look at a career path which leads her to cooking class. Guest stars: Director Jang Hang-Jun with his daughter Jang Yun-seo

Sarang visits Junu and Junseo, and Haru visits Seojun and Seoeon. Hwijae and his wife Jeongwon tries to play a candid camera trick on Tablo, but their prank backfires and Jeongwon ends up suffering. The Jang brothers vies for Sarang's attention because of her cuteness. Sarang's seems to prefer the older and more mature Junu as a playmate. Haru is excited about spending a night at the twins home and can't wait to play with them, but she ends up making Hwijae and her dad suffer through the entire night. It's the Seollal special where all the families gather for the first time.

The Superman families have gathered for the first time. The dads cook a new year meal together and give out money to the children. Junu captured Sarang's attention in the last episode, this time Haru shows her undeniable crush on him, but Junu only has eyes for laid back baby Seojun once he arrives at uncle Hwijae's home. All the kids and dads have a photo shoot together and the moms arrives to give their thoughts about the show.

Hyunsung and the boys visit Haru's house for a full day of fun, fishing and hanging out. Haru's love for Junu continues to blossom as she's blown away by his gentle kindness and charm. Tablo, Haru and the Jang's goes ice fishing. Meanwhile the Choovely family enjoy their first whole day in Seoul. Sarang's need for an Anpanman toy causes Sunghoon to lose a fortune. They head to a dry sauna and then to Insa-dong for a great day and have a dinner date with an international star. Hwijae and the twins are not shown in this episode. Guest stars: Rain

The Jang family visits Japan for the first time and get lost on the way to the Choo's home. When they finally get there, Junseo continues to try and win over Sarang but to no avail. Hyunsung also finds out he is quite popular in Japan when he encounters a Japanese fan. Hwijae takes his boys out for the first time in a while and learns how to massage them to keep them calm. Haru attends Big Bang's concert where she gets shy when she sees her idol and later helps out dad, Tablo in the recording studio. Guest stars: Big Bang, Sandara Park from 2NE1, Lee Hi, Mithra Jin & DJ Tukutz from Epik High

The Jang brothers continue their journey in Japan as Junseo gets a haircut from Sunghoon regular stylist, they visit a giant Gundam and have a face-off with a real-life raptor. Meanwhile Haru has fun with her friend Hyeon as they go winter camping. The twins are out with their grandma who always gets criticized for her child-rearing antics. Hwijae goes out with Seoeon and gets embarrassed when fans mentioned that Seoeon can't be without his dad.

The Jang's continue their adventures in Japan with the Choovely family. They visit Legoland and Junseo finally seems to get close with Sarang. Haru spends a fun day on dates with daddy and even shoots and stars in her own children's book. The twins get their development tested. The results surprise Hwijae and he learns to change certain actions towards his sons.

Haru spends the spring day picking strawberries and making jam for her mom. She becomes close with a puppy at the animal farm next door and wants to take him home. The twins split up for the day and Hwijae fulfills his dream of acting like a Hollywood dad. He comes home to give Seojun a bubble bath with the help from two Super Junior members. Sarang gets to hang out with her pre-school boyfriend Yuto. Sunghoon gets a taste of how it is to take care of a boy and care for two kids at the same time. Jang's have a fun time getting Junseo vaccinated and meeting some big name actors. Guest stars: Kim Heechul & Kangin from Super Junior, Jeong Eun-pyo and his family, cast of Hwayi: A Monster Boy (Kim Yoon-seok, Cho Jin-woong)

Junu finally gets to meet the actor Yeo Jingoo, but he actually becomes really shy that he can't even talk to him. The Jang's leave for Busan to go to the actor Kim Jungtae's place. There, they meet his son Yakkung, who's the most happy child in the world. Sarang's pre-school boyfriend Yuto keeps making Sarang mad and Sunghoon has a hard time trying to reconcile the two. Also, the fighter Kim Donghyun visits Sarang's house. Hwijae goes to the basketball court and there, he feels small due to basketball player Wu Jiwon's babysitting skills. Haru and Tablo takes a tour around Gwangjang market and sample the delicious food their. Guest stars: cast of Hwayi: A Monster Boy (Kim Yoon-seok, Cho Jin-woong, Kim Sung-kyun, Yeo Jin-goo), Woo Ji-won with his daughter Woo Na-yun, Kim Jung-tae with his son Kim Ji-hoo (Yakkung), Dong Hyun Kim

Haru buys a violin and gets her first lesson from a pretty teacher. The Jang brothers continue their adventure in Busan with Yakkung and finds out just how important Busan is to their mom and dad. Sarang has a listen with a tutor in Korean. Later Sarang has fun with Yuto at daycare but their violent relationship continues to go up and down when Sarang takes Yuto's grapes and refuses to share them. Hwijae and Seoeon have fun with Yun Hyeongbin and cooks a romantic birthday breakfast for his wife. Guest stars: Kim Jung-tae with his son Kim Ji-hoo (Yakkung), Yoon Hyeong-bin

The Superman families head to Jeju-do for a much needed holiday. They go to the aquarium and enjoy the local delicious raw fish delicacy. Meanwhile Sarang is visited by members of Girls' Generation who are fans of her. They have a blast becoming friends with Sarang. Afterwards Sarang and her dad Sunghoon heads to Jeju-do to join the rest of the Superman families. They end the day by planning a birthday party for the twins. Guest stars: Girls' Generation (Taeyeon, Sunny, Tiffany, Sooyoung, Yoona)

All the wives arrives at Jeju-do to rejoin their families. Haru's family enjoy a hike and a great feast eating a new type of chicken soup. The Jang brothers enjoy horse riding and a seafood feast with Hyunsung's friends. Sarang and Sunghoon search for their ancestral home in Jeju-do, then have a mega barbecue feast with Shiho when she arrives in Jeju-do. Hwijae and the twins prepare for their 1st birthday party.

All the families are gathered in Jeju-do and they have a blast at the twin's 1st birthday party. The next day, each family goes on their own adventure. Haru's family go horse riding and eat a unique type of seafood instant noodles. The Jang brothers go hang gliding and swimming. Sarang's family go to pick dekopon and go in search of a dol hareubang. The twins enjoy a date at the soccer stadium and later visits one of their dads friends, where Seoeon shows his Casanova personality when he chases Hwijae's friend, 7 year old daughter around her house.

A new family has joined the show, it's actor Kim Jungtae and his son Yakkung! Look forward to their first 48 hours without the mom. Former baseball player Yang Junhyeok visits Hwijae and he does a great job in taking care of the twins. Sarang practices a birthday song to celebrate her grandpa's birthday. Also he visits Sarang's house in Tokyo and gets a health examination done for the first time in his life. UV visits Tablo to create a children's song. The Jang brothers seem to be going through puberty and becoming more rebellious, so Hyunsung takes them for a counseling session. Guest stars: DJ Tukutz from Epik High, Yoo Se-yoon & Muzie with daughter Soho from UV, Yang Joon-hyuk retired Samsung Lions outfielder, Kim Bo-min with son Seou

Hwijae and the twins pay a visit to former S.E.S member Shoo, who is the mother of twin girls that are the same age as Seoeon and Seojun. The 2 sets of twins enjoy a fun day together. Epik High and UV continue with their collaboration to produce a children's song and call themselves YF meaning "Young Father". Haru rides the Tayo bus, where Tablo takes her to an antique market. Sarang goes on a date with her grandpa. She follows everything he does. Junu and Junseo do a role play to understand each other's position. Later actress Goo Hye Sun visits the Jang's and brings her dog to help the boys overcome their fears of dogs. Yakkung goes on an outing with Jungtae to the largest street market in Busan where they sample delicious street food. Yakkung also realizes how popular he is with the locals. Later Jungtae brings Yakking to his old neighborhood to see the house he use to live in. Guest stars: DJ Tukutz from Epik High, Yoo Se-yoon & Muzie with daughter Soho from UV, Shoo with twin daughters Lim Ra-hee & Lim Ra-yool, Goo Hye Sun

Hwijae is left with the two sets of twins at Shoo's house when she goes to pick up her 5 year old son Yu from school. Seoeon continues to flirt with the twin sisters and has a stare down with their older brother Yu. Yakkung goes to get a haircut but he gets really scared that he wails in the hair salon. Later his friend Jimin comes over. The Choovely family have gathered to celebrate Sunghoon's father's birthday. Shiho prepares Korean foods for him and Sunghoon's sister Jeonghwa visits. Tablo takes Haru to where his childhood memories lie. There, he reminisces of his good old days. He also takes Haru to the recording studio, where she meets Chinese singer Bibi Zhou. Hyunsung cooks and prepares a birthday meal for his father-in-law's birthday. Guest stars: Shoo with twin daughters Lim Ra-hee & Lim Ra-yool and son Lim Yu, Goo Hye Sun, Mithra Jin & DJ Tukutz from Epik High, Bibi Zhou, Gong Hyo-jin via video chat

Haru and her mom go to Osaka, Japan to see Tablo and the rest of the YG family concert. When making Epik High fan posters, Haru gets mad at her mom for using the pink marker and throws a tantrum, Hyejung gets mad and scolds at Haru. Sarang continues with learning the Korean language. Later Sunghoon takes her to the doctors for a check up, but because of past frighten experiences at the doctors Sarang refuses to cooperate. Jungtae takes Yakkung to a hula dance class. Yakkung takes an immediate liking to it and is eager to learn the hula dance. Hwijea and the twins go visit his parents. Seoeon shows his grandmother that he could walk on his own. Soejun gives a surprise reaction when his grandmother feeds him yogurt. Guest stars: Akdong Musician, Sean from Jinusean, Mithra Jin & DJ Tukutz from Epik High, Big Bang (G-Dragon, Taeyang, Daesung), 2NE1, Winner, Team B

Sarang attends Yuto's birthday party at the park, but gets upset when he plays with the other kids. Haru and Hyejeong enjoy the YG concert in Osaka, Japan. Haru gets to meet G-Dragon again. Jungtae and Yakkung visits a farm with Kim Daehee and his three daughters. Daehee youngest daughter seems to fancy Yakkung but he likes the middle daughter who is a few years older than him. Junu and Junseo meet Akdong Musician and learn their dance. The twins older cousin David pays a visit. While playing with the twins, Hwijea gets surprised that Seojun can understand him and walk on his own. Guest stars: Kim Dae-hee with daughters (Kim Sa-yun, Kim Hyeon-oh, Kim Ho-me), Big Bang, Sean from Jinusean, Mithra Jin & DJ Tukutz from Epik High, Akdong Musician, Lee Jae-hoon from Cool 쿨, Kim Sook, Kal So-won

Hwijea brings the twins with him to play tennis and tries to set two friends up on a blind date. Later his friend Hyeon-cheol visits his home to learn how to take care of kids. Haru and her family are still in Osaka, Japan. Tablo and Haru goes to the Nissin Instant Ramen Museum and make a custom instant cup of noodles. Sunghoon tries to get Sarang interested in gymnastics. She seems to enjoy it when an instructure visits their home but when they go to the Daisuke's gymnastics class she doesn't seem interested. Jungtae, Yakkung and Daehee's family are still enjoying their trip at the farm. They enjoy a nice outdoor lunch and horse back riding. The Jang family goes to Seoul's Chinatown to enjoy a delicious Chinese lunch. After their meal they met up with their wife/mother for a fun day at the amusement park. Guest stars: Kim Dae-hee with daughters (Kim Sa-yun, Kim Hyeon-oh, Kim Ho-me), Lee Jae-hoon from Cool 쿨, Kim Sook, comedian Kim In-seok, Kim Hyeon-cheol

Sunghoon brings Sarang and her friend Yuto to Tokyo Disneyland, the two are confused upon meeting Oswald the Lucky Rabbit. The twins can finally walk on their own now. Hwijea makes a strawberry cake from scratch for his mother-in-laws birthday. Seojun's look-a-like Kim Jun-hyun shows up at his home to get to know him. Tablo and Hyejung's former dog Heendoongi comes to visit them for a day. Haru wants to get friendly with Heendoongi, but Heendoongi doesn't seem to like her. Yakkung attends a ballet dance class, later he and Jungtae goes to his mom's university to pick her up. Hyunsung and Junseo makes preparations for Junu's birthday party. Tablo and Haru goes to the Jang's home later to help Junu celebrate his birthday. Jungtae and Yakkung bid their farewell as this was their last episode. Guest stars: comedian Kim Jun-hyun

Sunghoon, Sarang and Yuto are still having fun at Tokyo Disneyland. The 3 explore the theme park together and finally get to meet Mickey Mouse. The next day Sunghoon brings Sarang to a farm to see live animals. Seojun and his look-a-like Kim Jun-hyun are getting close. Kim Jun-hyun invites his friend and Gag Concert co-star Yu Min-sang over to have a fun afternoon with the twins. Hwijea later brings the twins with him for an eye examination. Haru and Tablo have a sleepover at the Jang's home, the next day all of them head off to a forest outing together. Guest cast Do Kyung Wan and Jang Yun-jeong chronic their path to becoming first time parents. Guest stars: comedian Kim Jun-hyun and Yu Min-sang, Jang Yun-jeong, Do Kyung Wan, Jo In-sung via phone call

The Jang's are guest at Tablo's radio show and Hwijea makes a surprise live phone in while Tablo and Hyunsung are on air. The twins have another fight and Seojun stands up to Seoeon. Yunjeong and Kyungwan meet up with Hwijea and the twins to get parenting advice. Sarang gets to milk a live cow and make ice cream with her dad. Later she and her mom have a dress up fashion show for Sunghoon. The Jang's head to a mountain spring and reflect their time on the show. The Jang's bid their goodbyes as they exit the show. New "Superman" Song Il-gook and his triplets sons introduce themselves. Guest stars: Jang Yun-jeong, Do Kyung Wan, Sunny from Girls' Generation, Shoo via phone call

A new family joins the lineup on the show. It's Song Ilkook and his triplets Daehan, Minguk and Manse! Haru has fun playing with her cousin Haul. The twins are joined by their friends Rahui and Rayul. And Gyeongwan and Yoonjeong take a trip to Chuncheon as they count down to the day Kkomkkom is born.

Haru learns to play with friends her age. The triplets continue their journey on the Songpiercer to a buffet restaurant. Sunghoon goes back to his old high school to give his juniors some tips on judo. The twins have fun with Rayul and Rahui. And the true meaning of no pain, no gain... A mother gives birth to her first child.

Haru finds some new friends and pets in baby catfish... Kkomkkom grows day by day and has his first family photo taken. Sarang also has a first family photo taken and enjoys a fun day with her grandparents. At night she celebrates grandma's birthday. And the triplets drain Ilkook's energy just to recharge him with their cuteness.

Ilkook's first experience looking after the triplets without mom went successfully, but will he be able to repeat that success this episode? Especially when he has to take them to the dentist? The twins are growing stronger every day and they're taking after each parent more. Seoeon is taking after Hwijae more and Seojun is taking after Jeongwon. Haru continues to build a zoo at home with 2 new additions. But something tragic occurs. Sarang gets into an eating battle with some friends. And Kkomkkom finally gets a name!

Haru goes to experience the mudflats with daddy and new friends. The triplets learn to play in water. Sarang visits Sunghoon's gym once again. Will she be as scared as she was last time? The twins go to experience flour. And Yeonu meets uncle Park Hyunbin!

Yunjeong and Kyungwan bring Kkom-kkomyi to his first check up. Ilgook take the triplets to the park where he tires himself by chasing after each triplet. Afterwards he gives each of them a bath. Sunghoon takes Sarang to meet one of his childhood heroes. Later Sunghoon's friend Jang Keun-suk pays a visit to the Choo home, where Sarang ignores him but her mom Shiho shows her fangirl side. Haru and Tablo visit Hyejung at her film set. Haru shows her jealous side when one of the child actors seems to be close to her mother. Hwijae takes the twins to a puppy pet shop where the boys have fun playing with the puppies. Later Hwijae and his wife take the twins to Namsan Seoul Tower to celebrate the twins 500th day and leave a loving message on a lock. Yunjeong, Kyungwan and Kkom-kkomyi say their goodbyes as this is their last episode.

Song Ilkook has the usual tough time playing with the triplets in the park. Sarang gets to meet some special people, a legendary baseball player and the prince of Asia, Jang Keunsuk. The twins celebrate their 500th day by going to Namsan. Haru go to cheer on her mom filming on set and gets jealous at the actor playing Hyejeong's daughter. And we say goodbye for the time being to Yeonu.

Ilgook teaches the triplets to ride a tricycle. With help from local neighborhood kids that are order than the triplets, Daehan, Minguk, and Manse eventually learn to pedal the tricycle. Hwijea and the twins meet up with actress Shin Aera and her daughters to have fun at a teepee resort. Shiho and Sarang head to the park with her cousin to have a enjoyable afternoon. Later Sarang's grandparents arrives from Osaka to take her camping. Tablo and Haru learn to make tofu. Hyejung surprises them the next day by having a in door camping experience.

Hwijae lets the twins eat on their own at a restaurant. Later together with the twins' mom, they go to a pool for a swim. Ilgook has to take photos of the triplets for their passports, but has a hard time when none of them will sit still. Sarang's grandparents takes her to visit her dad while he is training for his fight. Later they meet up with Shiho for a day of sight seeing at the Tokyo Tower. Tablo, Haru and Hyejung have a fun day at the beach.

All four "Superman" family gather at KBS headquarter studio for a special 1 year anniversary of the show. The parents reflect their time on the show and answer studio audiences questions.

A behind the scenes look of the 1 year anniversary show. The kids play back stage at KBS headquarters. Sarang and Yuto go on a floating boat restaurant and hear their favorite song being performed. Ilgook play a pretend crocodile game with the triplets and later take them out for Korean barbecue. Hwijae takes the twins out for their first ever taste of Samgyetang.

Shiho and Sarang continue their fun in Korea with Yuto. Hwijae takes the twins on their first subway ride and visit Olympic park for a nice picnic. Ilgook brings the triplets to a petting zoo and later the mud flats. Tablo takes Haru to the dentist and later to a historic park.

The Lee twins' uncle pay a visit to their home again, but the twins end up ignoring him. Later Hwijae brings the twins to Korean celebrity food personality Lee Hye Jung's cooking studio. Shiho and Sarang learn to make kimchi together with her grandparents. Ilgook brings the triplets to a live Robocar Poli show. Tablo and Haru meet up with her grandfather and uncle to enjoy a seafood meal together.

Ilgook takes the triplets to a grape vineyard to make a birthday gift for his wife. While making a card for his wife the triplets ruin the couch. Sarang and her grandparents visit Shiho during her photo shoot. Tablo takes Haru to a music concert where other musical acts befriend her. Hwijae takes the twins on a trail hike and later to the gym to look for their mother. SungHoon's fight weigh in is shown at the end.

The twins' mom dresses them in girls dresses to model for Hwijae. Ilgook carries all three triplets while running the torch for the "17th Asian Games Incheon 2014" ceremony. Tablo and Haru go to the mud flats to have fun. Sarang and her mother invite friends to their home to anticipate SungHoon's fight match.

Ilgook and the triplets go to a nun monastery where Minguk shows off his aegyo charm. SungHoon returns to 48 hours daddy duty and takes Sarang to a nature discovery exhibition. Hwijae and the twins go to the zoo where they meet an intelligent orangutan. Tablo and Haru visit a tea farm where they pick tea leaves.

Hwijae takes the twins to the dentist. Later Seojun gives Seoeon a taste of his own medicine when he takes a spatula from him and teases him with the item. Sarang shows her love for the Song triplets and tells her dad that she likes all three brothers above all. Ilgook takes the triplets to a medical checkup where they showed fear in the beginning but leave happy. Haru and her parents continue to enjoy their country adventure.

Sarang and SungHoon start the day making kimbap rolls for a fun day at the park where they have a picnic and have a fun time catching dragonflies. The twins and their parents head to a school with a tense feeling hanging between the adults. Hwijae later takes the twins for a ballets lesson. Ilgook takes his triplets to the world cup stadium and lets them drive automated toy cars around the area. Haru and Tablo practice for her first pitch at a baseball game. Later on they prepare a surprise for HyeJung by inviting her to their Jeju Island trip.

Tablo and family go to Jeju Island and visit a tangerine farm, picking delicious fruits for the Superman families while eating some as they go. Sean and his kids pay a visit to Ilgook and the triplets' home. Later both families participate in a marathon race for a good cause. Hwijae takes the twins to a vegetable farm where they pick, wash and eat the vegetables while getting wet in the process. Sarang and Sunghoon are on a farm where, like the twins, are picking their own vegetables and having fun while doing it together. At the end we see Hwijae and the twins buying gifts for their visit to the triplets and Ilgook home.

Hwijae and the twins visit the Song's. Both families donate their old children's clothes to be sold at the flea market for a good cause. Sarang's family celebrates her 3rd birthday and her aunt introduces her fiancee to Sunghoon. Tablo and Haru continue their fun adventure in Jeju Island with Hyejung. Haru and family go to the aquarium where Haru swims with the dolphins.

Tablo takes Haru to the doctor's office for a check up and to get her shots. The two later ride the metro. Sunghoon and Sarang head to a hot spring. Father and daughter enjoy the nice autumn atmosphere in the countryside. The twins can't wait for dad to get home. Seojun becomes fascinated with the mobile phone while having a video chat with Hwijae. Later Hwijae goes for a checkup at the optometrist where he finds out his eyesight has worsened. Ilgook takes the triplets to a dinosaur themed park. The triplets become frightened when one of the dinosaurs come alive. The Song's later go to a dumpling restaurant where the triplets and Ilgook show their huge appetite by devouring 8 orders of steamed dumplings.

Taeyang becomes Haru's babysitter when Tablo becomes busy while working on his new album. Sarang has a fun day at a park with her friend Yuto. Later Sarang shows her braveness when Sunghoon takes her to the doctor's office for a check up and shots, and she doesn't throw a fit. The twins head to Busan with dad and their grandfather to visit the naval museum and see the ship grandpa was assigned to. The triplets visit the countryside where they participate in making red bean stew and eat roasted bugs for the first time. Later Ilgook prepares to make a calendar featuring the triplets but has a hard time getting them to pose correctly.

The Choo family dog has puppies. Later Sunghoon takes Sarang and her friend Yuto "trick or treating" for Halloween. Haru continues spending time with Taeyang while Tablo works on his album. Ilgook tries hard to get the triplets to pose properly for his calendar. Hwijae and the twins are still in Busan with their grandfather. Their mom arrives to join the trip. The twins have their first taste of spicy food which Seojun is able to distinguish right away while Seoeon does not feel anything. Later the Lee's take a family portrait and their grandfather takes a portrait to be used at his future funeral.

The Lee twins get new hair cuts from their mom. Later Hwijae tries to get the twins in the Christmas spirit by having them draw pictures but Seojun has mischievous plans with the crayons. Hwijae then takes them Christmas tree and ornament shopping but also has a hard time decorating the tree when the twins do not cooperate. The Song boys visit the Choo family in Japan. Minguk and Sarang engage in a strawberry eating battle while Manse becomes friends with Sarang. Haru and Tablo go to the zoo where it is decorated for the holidays. Tablo dresses as Santa Claus again but this time Haru recognizes him right away.

The Song boys continue their visit to the Choo family home in Japan. Sarang helps Ilgook shop for groceries and shows her hospitality to the triplets by offering them chocolate. Shiho shows up to help celebrate Christmas with her family and the Song's. Hwijae and the twins attend Kim In-seok's wedding. He also teaches the twins to bow properly in a show of respect for New Year's and later they go on a mountain hike and watch the sunset to look back at the year. Tablo and Haru visit and pay their respect at his father's grave. Tablo, Haru and Hyejung celebrate Christmas together with a cake and say their goodbyes to the show.

Taewoong's 48 hours of child care duty begins. He takes Jion to the local park where he has trouble changing her diaper. Later when he is feeding dinner to Jion he is touched and surprised that she is able to mimic his actions while he was cooking. Sarang plays dress up with her mom. Her friend Yuto comes over to help take her of the newborn puppies and participate in Sarang's Korean lessons. Hwijae shows the twins how to dry laundry. Later he takes them out for a restaurant to have a Korean feast. Major League Baseball player Hyun-jin Ryu visit the Song home.

Taewoong potty trains Jion, later the two go grocery shopping and he child proofs the home while Jion is taking a nap. Sarang visits her older cousin Yume in Kyoto, Japan. While there she also meets up with her other maternal relatives (her great-great grandmother, grandmother, and uncle). The two have fun wearing hanboks, also her cousin Yume gets to see Sarang's huge eating appetite. Hwijae brings the twins to a bakery where they let you decorate your own cake. Hwijae wants to decorate a cake for his friend Yoon Hyung Bin's son 100th day but the twins won't stop eating the icing cream on the cake. The Song's are still enjoying their time with Hyun-jin Ryu. Later Ilgook takes the triplets skiing.

Taewoong takes Jion out for noodles, where she shows her unique way of eating. Later the novice dad gives her a bath but make her cry when he can't avoid getting shampoo in her eyes. Sarang continues her visit at her maternal relatives home in Kyoto. Her Great-grandmother and Grandmother learn a few Korean words to communicate with her. Later Shiho arrives and the entire family visit her elementary school. Ilgook brings the triplets to a village where the boys are transformed into ancient Joseon scholars. Minguk can't stop crying after he gets scolded by the teacher for painting the floor with black ink. Hwijae takes the twins to a cat cafe with get them familiar with cats. Seojun shows his mischievous side when he won't stop knocking down blocks that Seoeon is playing with.

Jion shows off her dance talents at a ballet class. Later she goes to the doctor's office and shows her braveness when she hardly cries. Hwijae and the twins goes to the Noryangjin fish market to explore. Seojun shows his curiosity and fearlessness when he asks his dad about the all species and touches all of them without fear. He also shows his pickiness for food when he refuses to eat any of the delicious cooked seafood dad has brought, instead sternly demands to only eat a corn dish. Sarang and Sunghoon are in Korea, first they have a meal with well known actor Cha Seung-won and later visit the Song residence. Sarang has fun with the triplets and Manse shows his adoration for her.

The Twins have a special gym class competition. The Quintet get haircuts as a family. The Triplets continue their stay at the military barracks. Ji Ohn hikes a mountain.

3rd Anniversary Special

Seungjae prepares a surprise for Jiyong's birthday with his mom. Sam prepares a special event for William's birthday. Seoeon and Seojun spend the day with CNBLUE's Jung Yonghwa at their house.

Taeyoung and Rohui prepare an event for the couple's 6th anniversary and take a summer trip to a river with Eugene. Gyojin's family welcomes visitors while Gyojin gets to have pregnancy experience to understand Ehyun better. Jiyong and Seungjae's zone-out stay takes an unexpected turn. And Seojun and Seoeon learn about sportsmanship by competing with each other at the sports class.

Hwijae takes Seoeon and Seojun to World Insect Fair as well as Folk Village to have a good time. Donggook's children spend a day with star uncles[18] while Donggook is out for work. William's grandmother comes to visit Sam's family from Australia, and goes on a Seoul tour with them. Seungjae learns how to be a big brother by playing with his little cousin.

Jiyong and Seungjae visit Jiyong's elementary school together. Sam and William spend a special day with William's grandmother who is visiting for William's first birthday. Hwijae takes the twins to a special library. Seola, Sua, and Sian spend the day with Wanna One members.

Jiyong and Seungjae go on an impromptu trip together with strangers to Yangyang County. They spend a fun time with the other travelers. A special guest visits Sam and William's home. Hollywood star Steven Yeun visits to spend the day with William. Donggook, Seola, Sua, and Sian spend the day taking care of their neighbor's dog.

Jaesi, Jaea, Sua, Seola, and Sian prepare a special day for their dad who is leaving for the national soccer team training. Hwijae takes the twins to a blood donating center. While their dad is busy donating blood, Seojun and Seoeon spend a fun time together. Singer Kim Jongmin visits Seungjae's house to spend the day as Seungjae's uncle.

Sam and Willam visit a character festival together. At the festival, they meet famous actors who are also visiting the festival. For the "Uncle Special", Seoeon and Seojun spend the day with Junjin and Kangnam. Seola, Sua, and Sian spend time on a deserted island with their dad.

Seola, Sua, Sian, and Donggook go on an adventure on a raft. They enjoy the last bit of summer in the water together as they play games and eat delicious watermelon. Meanwhile, Hwijae comes up with a special plan to stop Seojun and Seoeon from fighting. He separates them and tries to teach them the importance of brotherhood.

Donggook and Sian spend the day delivering steamed rice cakes to their new neighbors. Sam and William visit a cafe made for kids with their friends. While Sam spends time with his foreigner friends that he met in Korea, William has fun with their kids.

Ki Taeyoung and Rohui visit the hair salon to change up Rohui's hairstyle. He tries his best to learn how to do different hairstyles for Rohui. Seoeon and Seojun spend time delivering rice cakes to people they are thankful for, and Victor and Jane spend time together at the ice rink.

To celebrate Seungjae's birthday, Jiyong prepares presents for Seungjae and plans a unique event for his wife who is also celebrating four years of being a mother. Victor and Jane visit the Red Square in Moscow to spend a special time together. Sam and William spend a fun day with the child actor Lee Rowoon.

To celebrate The Return of Superman's fourth anniversary, a special bazaar is planned. The families spend a meaningful time as they prepare for it. Also for this episode, Choo Sunghoon and Choo Sarang's family makes a special appearance

o celebrate the show's fourth anniversary, all the families gather and spend a fun time playing together. Super Market finally opens, and the families take time to get to know each other even more.

Sian goes for training with Donggook for his very first kick-off event while the sisters cheer for him enthusiastically. At the temple stay, Jiyong is surprised once again how well Seungjae adapts to the new environment. Meanwhile, Sam prepares something special for the baby-to-be-born.

Donggook has a quality time with the three children by going to a restaurant in his memory as well as making a promotional video for Pyeongchang Olympics. Meanwhile, Sam stays in a maternity ward with his wife, Yumi, and William for the delivery of his second child. You get to see the special story of them including the tough yet beautiful process of childbirth and welcoming the new member of their family with moving tears.

Donggook prepares a special fourth birthday for Sian who is transformed into a superhero. Sam and William visit the famous fastidious star, Jiwoong's house and finds a new generous side of him as an uncle. Meanwhile, Jiyong is surprised by how brave and confident Seungjae is in front of a crowd as well as in the nature.

Donggook has a special and awkward day with his father and Sian while wearing matching outfits. Sam takes a business trip to Japan and meets Sayuri to ask for babysitting as well as interviewing his idol. Meanwhile, as a farewell, Taeyoung's family opens Ki Cafe to repay the love they have received so far.

Donggook and the five siblings become runway models of a charity fashion show and experience the chaos of a backstage. Sam uses his wits to help William who gets exhausted while enjoying the food tour in Japan. Meanwhile, Jiyong finds enlightenment of raising a child through Seungjae's creativity test.

Hwijae and the twin become the cameos in Jinyoung's music video and the twin fall in love with tteokbokki and Jinyoung. Sam visits the neighbor, Jury, and practices being a father of two boys. Meanwhile, Jiyong disguises himself as a grandmother to find out Seungjae's honest feelings about him.

To celebrate the new year, Hwijae and the twins meet with the people close to Hwijae and exchange heartwarming greetings. Jiyong visits Yeonnam-dong with Seungjae and has an eventful day. Donggook, his parents, and his children visit the graveyard of Donggook's grandmother and savor the love of their family. Sam takes care of the two sons by himself for the first time and realizes the hardships and the joy of raising the children.

Donggook and the three kids collect the items they do not use and head to the junkyard. After they are back at home and Donggook goes out, the kids cause an unexpected trouble. Sam hears a shocking news about William's teeth growth when William and Bentley get different checkups at the clinic. Meanwhile, for Seungjae, who likes dinosaurs, Jiyong takes him to a special group meeting.

For Jiyong, who is busy at work, Donggook invites Seungjae over for a play date with Sian. Sam and Sam Okyere organize a 100-day photo shoot of Bentley. Meanwhile, Hyunbin spends the day with his cousin, Yoonji, and her lovely daughter Lani and reminisces the memories of the past.

Donggook's children are separated from their dad and spend the vacation in Bangkok while learning in an international school. Sian tries to adjust in his own way, to the new environment where he can't communicate with his own language. Sam gathers with three of his friends who also have kids and spend a good time. Meanwhile, Hwijae and the twins get down to cleaning the house for the spring.

Jiyong and Seungjae take a trip by train to Samcheok just the two of them. William's family gets ready to take off to Australia to meet Grandma. And Sam and Wiliam visit Dongdaemun Market and have a good time while picking up gifts for their family. Meanwhile, Donggook's children take fright at the unexpected "guest".

Jiyong takes Seungjae whose dream is to become a firefighter to the fire station after preparing gifts and a letter. Donggook's children visit Sian's new friend, Boise's home and spend a wonderful day with Boise's dad. Meanwhile, Sam's family finally reunites with the grandmother in Australia.

Seungjae has an internship experience for a day at Jiyong's company and becomes a tonic for the employees while helping Daddy. As Grandma spends a quality time with Bentley, William and Sam visit a safari in Australia. Meanwhile, Sian faces his biggest rival at the birthday party of Minchae, whom he likes.

Seungjae spends a great day with the fun Uncle Hyuksoo instead of Jiyong. Willam's family visits Uncle Paul and have a meaningful time while exchanging gifts and sharing good food. Meanwhile, Seoeon and Seojun's family make their farewells as they look back at the past memories.

Donggook gives it the first try at Zumba Dance with the children. Seungjae and Jiyong spend the day near the ocean and Jiyong loses his wallet. Sam goes on the last tour in Australia with his family and has a deep and meaningful conversation with his mother. Meanwhile, the actor Bong Taegyu's family newly joins the show.

Dong-gook and Si-an take a stylish stroll around a hip neighborhood in Seoul. The Ko duo are guests on a live radio show and attempt to plan a surprise. The Hammingtons have a play date with Boom's nephew. Tae-gyu and Si-ha have a photoshoot session with some friends.

Seung-jae babysits a pig. The Lee family stays at a guesthouse at Hanok Village and the siblings get separated. The Hammingtons have a playdate with Ricky Kim's family. Si-ha meets some friends at the park and overcomes one of his fears.

It's Children's Day, and the fathers have prepared special things for the kids. Ji-yong takes Seung-jae to the zoo. The Lee siblings get singing and dancing lessons, and the 5 siblings perform on stage. William gets a surprise from his favorite animal. Moon Sung-min takes on the 48 hour challenge.

Tae-gyu and Si-ha take the subway to visit a flea market. Chaos ensues in the Lee household as the 5 siblings plan a birthday surprise for Dong-gook. William and Bentley hand out popcorn around the KBS studio and Sam films a show. There's love in the air as Seung-jae attends a birthday party for Alice. Sung-min finishes his 48 hour challenge with the kids.

Ji-yong watches the Lee siblings, and Seung-jae and Si-an have a sleep over. Si-ha and Lani have a play date and visit a dry sauna. The Hammingtons watch a basketball game, and William shoots the ball.

The Lee siblings has a singer uncle over to watch them. Seung-jae takes care of his hurt dad. Bentley grows up right before our eyes, and Sam learns to cook. Jo Jung-chi and Eun-Yi take on the 48 hour challenge.

Jung-chi and Eun-Yi go on a hike and make music. They also have visitors over as they finish their 48 hours. The Ko duo commutes to Gwanghwamun. The Hammingtons visit Byung-jae, and together they go to YG studio.

Si-ha attends daycare, and Tae-gyu goes in a disguise. Plus, Si-ha's cousins come over. The Lee siblings go indoor rock climbing. The Hammingtons visit a countryside village and help out at a farm. Swung-jae meets a famous uncle from Taiwan. Plus, Seung-jae finally heads to Dokdo Island making a pit-stop at Ulleungdo.

Si-ha visits his grandparents. The Hammingtons become superheroes and visit Song Kyung-ah's house. The Ko duo continues their trip and finally touchdown in Dokdo Island.

The Lee siblings visit a mudflat and attempt to catch fish for their meal. The Hammingtons visit a mall and a waterpark. The Ko duo argues as they arrive in Taiwan. Kang Hyung-wook and Ju-woon take on the 48 hour challenge. Dong-gook takes the kids to Gauido Island.

Si-ha spends his second day at his grandmother's and attempts to catch crayfish. The Hammingtons go on a hike. The Ko duo spends their first full day in Taiwan, and Seung-jae meets up with Uncle Jasper. On their second day, Hyung-wook and Ju-woon visit a lake, and AOA members pay him a visit with their dog, Mochi.

Si-ha takes a trip to visit Tae-gyu's father's grave. Ji-yong and Seung-jae spend their last day in Taiwan. Dong-gook and the kids continued their trip in Gauido Island. William gets a visit from Laa-Laa from the Teletubbies for his birthday.

Ji-yong is gifted freedom for his birthday and Seung-jae's mom looks after house. Si-ha meets the Lee siblings in Jeonju, and Tae-gyu struggles as he babysits all four kids. The Hammingtons take a trip to Singapore.

Seol-ah and Soo-ah turn six and get a birthday party. It is day 2 in Singapore for the Hammingtons and they visit an island. Yang Joon-mu takes on the 48 hour challenge with No-ah as Kahi prepared to give birth to their second son. Seung-jae and his friends get together to say goodbye to Alice.

The Lee siblings visit a Frozen exhibit. The Hammington sibling's grandmother pays them a visit on their third day in Singapore to treat Sam to a special birthday celebration. Kahi has scary complications as she gives birth.

Victor and Jane meet up with the Bong duo and play on the beach. Seung-jae sings the national anthem at a baseball game. Bentley reached another milestone, and William joins Sam at work. Dong-gook take the kids on a steam locomotive train ride and stroll around Gekseong.

Si-ha expresses his true feelings to a shrunken Tae-gyu. The Ko duo take a summer trip to Busan, but of course not without arguing. The Lee siblings do some drill training at a creek with the help of Dong-gook's coworker. The Hammingtons visit an indoor amusement park and have a playdate with Si-ho and Li-ho.

Sam schemes up a way to wean William off of his favorite blanket, then they meet some animals. The Lee siblings go on a wilderness camping trip. We meet Na-eun and Geon-hoo as they join the show with their dad, Park Joo-ho. The Ko duo spends their last night in Busan.

Tae-gyu goes undercover at Si-ha's school to teach the students about safety. The Ko family takes a trip to Mexico. Na-eun and Geon-hoo accompanies their dad as he seeks treatment for his injury. The Hammingtons move to a new house.

Si-ha and Jane go to a salon… and a clinic. Seung-jae sings a song at wedding in Mexico. William has a date with So-yi. The Park family takes a tour of Ulsan.

The Ko duo visits one of the seven wonders of the world, go on a pirate ship, and ride zip lines in Mexico. William and Bentley hang out with idol aunties. The Park family and the Lee family meet for the first time, and Park Joo-ho watches all 5 kids.

Si-an attempts to conquer his fear of heights again then meets a strange friend. William gets his nails done, and Bentley walks . Joo-ho takes the kids on a train ride to visit their grandparents. The Bong duo plan a special surprise for Woonji as she goes back to work.

Si-an learns his father's sport, and the Lee siblings learn how too vlog. The Park family prepares for Geon-hoo's birthday. William and Bentley visit a King's home. The Ko family swims with whale sharks in Mexico.

The Lee siblings go on a spontaneous road trip. The Bong couple finally take their dream honeymoon to Hawaii but with two kids in hand. Geon-hoo turns one, and Na-eun goes to a salon. William attempt potty training.

Ji-yong tries to end Seung-jae's obsession with dinosaurs. Si-ha meets dolphins in Hawaii. The Park family takes a tour around a village. Sam has been invited to an award show and the kids tag along. Si-ha and Tae-gyu continue their trip Hawaii.

The Lee trio takes their car for a wash. William has a gummy bear friend, and they visit a market and try new foods. Na-eun goes to kindergarten, and Joo-ho visits to teach them soccer. Seung-jae makes snow globes to sell to buy his mom a birthday present.

The Ko duo go on a hike and cross a suspension bridge. Si-ha sees a real dinosaur in Hawaii. William keeps playing inside the toilet, so Sam has a plan to make him stop. Na-eun opens up a salon in her house, and her two clients get drastic makeovers. Plus, Joo-ho goes back to playing soccer.

It's the 5 year anniversary special, and all the kids split into 2 teams. The Hammington, Bong, and Park family head to Jeju Island, and Sarang joins them. The Ko duo and Si-an with Minho in Dong-gook's place head to China, and See-eon and Seo-jun joins them.

The Mount Paektu group finally reaches the summit and get a great view of Heaven Lake. The Jeju group visit an animal sanctuary. The children share the same message: please take care of our earth.

The Lee family go on bike rides and stuff their faces at a buffet. Na-eun kicks the first ball at her dad's soccer game. William tries learn table manners and meet up with a friend. Jo Sung-mo and Bong-yeon take on the 48 hour challenge with the Bong's help.

Seung-jae goes to a cabbage farm to help make kimchi. Sam tries to make William eat vegetables to cure his constipation and eventually visits a clinic. Na-eun makes a breakfast feast in her living room then has dinner with her dad's international friends. Si-an has a party for his 5th birthday and sees his strange friend again.

Si-ha and Bong-yeon compete in their own olympics. Seung-jae wishes for a different dad, so Ji-yong makes it so, but he learns what he lacks with his son. Sam and William prepare for Bentley's first birthday party. Na-eun learns taekwondo and instantly makes friends.

Ji-yong gets a checkup, and Seung-jae visits a dentist. Na-eun goes on a shopping spree at a market then invited some friends over. Sam comes up with a plan to help William expand his vocabulary. Key visits the Lee family and help Dong-gook stay youthful.

Tae-gyu prepares a special gift for Si-ha but it backfires. Na-eun and Guen-hoo go over to the Hammington's house and prep for Christmas. The Lee family fosters a puppy.

Seung-jae joins an outdoor kindergarten class. Na-eun and Geun-hoo have idol uncles watch them for the day, and they raise money for charity. The Hammingtons shop for tree decorations. Si-ha and Ra-ni have another play date.

The Lee siblings get evaluated by a behavior specialist. The Park family visit a nature cafe, and Joo-ho plays a prank. The Hammingtons get invited to a wedding. The Ko duo watch the first sunrise of the year.

The families get ready for the KBS Entertainment Awards ceremony and the dads prepare a surprise to farewell Bong Tae-gyu and Si-ha.

Ji-yong tries to slow down his rushed life but Seung-jae and him meet the hulk instead. An idol uncle goes all the way to Ulsan to take care of the Park kids and take them to a dentist. Sam teaches the kids how to fish.

The Lee family does winter sports training with the Ko duo. Sam tries to get William to cherish his old toys, then they visit a greenhouse. The Park family visit Busan.

Ki Yom, the puppy, finds a new home and has to leave the Lee family. Plus, they go to Thailand to visit the older sisters. William is obsessed with chocolates and watching tv. The Park family continues their trip in Busan, and Na-sun has a traumatic experience.

The Lee family meets elephants and watch a dinner show in Thailand. Na-eun attends a Korean traditional school to learn Korean etiquette. The Hammingtons visit a public bath.

The Ko duo meets up with the Shim family. Geon-hoo talks to Na-eun and discuss their differences. William meets superheroes including spider-man, his favorite.

The Lee family runs into a bit of trouble in Thailand. Jo-hoo suddenly becomes a father of three daughters. A famous grandfather meets with the Hammingtons.

Jo Sung-mo is back and holds a concert and Bong-yeon joins him. William learns to fly. Na-eun learns to bake with the help of a famous chef.

The Lee siblings, Seung-jae, and Na-eun get invited to wizarding school to learn magic. The Hammingtons have comedian guests come over. Bong-yeon visits his sick grandfather in a very emotional and touching reunion.

William gets his own phone. Geun-ho moves into his own house, and the Park family visits Busan. Jang Beom-june's family join the cast.

The Jang family survive their first night and make music together. The Shim family join the Ko duo on an educational and exhilarating trip. A colourful uncle plays with William and Bentley. It's the day of Na-eun's baking contest.

Dong-gook becomes a captain and so does Si-an. The Ko duo visit the Park family in Ulsan. Bentley and William have to get vaccinated. The Jang family visit an amusement park.

The Jang family paint at an art cafe, and then move over to his studio. Bentley sees what it's like to be an older brother, and he and William pick strawberries. Uncle Kwang-hee has another fun day planned for the Park siblings.

Seung-jae and Yi-an become skilled warriors. The Lee siblings are actors in a new drama. Willam and Bentley meet some uncles, with a whole lot of swag and then visit a market. The Park family play outside and go through a maze.

The Jang siblings have their grandmother and great-grandmother over. Ra-won comes back to the show; this time with a baby sister. The Park family gets a trampoline and take a stroll along some flowers. Sam tries to make William stop picking his nose, and Bentley gets his hair cut for the first time.

Ha-da has to get vaccinated, and the Jang family have a photo shoot. Seung-jae and Ra-won run errands together. The Hammingtons visit a kids cafe as William begins potty training. Geon-ho relieves his built up stress, and Na-eun learns about the Korean alphabet.

Si-an learns the struggles of being the older sibling but proves to be more than capable. The Jang family take a trip through Beom-june's past. The Hammingtons visit a meat market and meet with a meat expert. The Park family have a picnic amongst the cherry blossoms and bamboo trees, and have a mini sports day. Guest star(s): Don Spike

It's Children's Day, and Dong-gook prepares a surprise for the trio, and Si-an outsmarts one of his dad's pranks. The Hammingtons visit the countryside, and the elderly dote on the kids. Geon-ho finds pleasure in the little things, and the family plays in an indoor pool.

Seung-jae takes the subway all on his own to visit Yi-an's house. The Jang family continue on their trip through the past, and Beom-june treats a whole restaurant. The Hammingtons ride a raft through a river and bury a time capsule. Na-eun's class holds a flea market, but Geon-ho finds it hard to part with his favorite toy.

The Jang family continue their trip and go busking in Yeosu as they say goodbye to the show. Kim takes on the Superman challenge with his 3 kids. They join the Ko duo in a sports day with other parents. William and Bentley play in personal bathtubs, but that doesn't work so they visit an indoor water park. The Park family revisit a kids cafe, and Na-eun gets a real gingerbread house.

Hong Ra-won is back and leads the family on a grocery run. William wishes for rain as they visit a garden. The Park family go camping, and Joo-ho tries to redeem himself. Na-eun proves that she can protect her brother.

Seung-jae hands out gifts to people he's thankful for as it is his last day on the show. Plus, he holds a counseling session. Si-an wants glasses to look like an idol, but his dad has other plans. William has to protect his new pet frog from Bentley. The Park siblings enroll in a kids gym class to help Geon-ho release all of his energy, and they get very cute visitors over.

The Park family visit a fishing village in Ulsan. Moon Hee-joon and Jam-Jam joins the show and spent their first day alone together at a community center. William now obsesses over zombies and turns himself into one.

The Park siblings are in Switzerland, and a fun uncle joins them. Jam Jam makes a mess as she dabbles in skin care and plans a surprise event for her mom. Park Jung-Chul takes on the superman challenge with Da-in, who celebrates her birthday over and over again. Will and Ben get another sibling and meet up with Da-in.

The Ra-Ra sisters are back, and Ra-won learns to cook and goes on a date. William has to protect his things from thief Ben, and Sam puts them through the patience test. Kwang-hee repeatedly struggles with watching the Park sibling in a foreign country.

The Lee siblings play a prank on their prankster dad since he doesn't seem to have the prankster touch anymore. Elsa visits Jam Jam, and they visit an amusement park. Kwang-hee takes the kids to a museum, and his energy can't keep up with the kids. The Hammingtons go to the beach via maglev train.

Jam Jam runs her first solo errand while her family visits a recording studio. Will and Ben continue their Halloween trip in Australia, and they go for a train ride and meet some animals. Geon-ho learns to exercise, and their dad plans a sentimental picnic and visit a zoo.

Jam Jam hosts a tour with many of her dad's fans and their kids. Joo-ho regrettably sets up a bell service and they take a stroll on a bridge. The Hammingtons learn about their Australian side, and Bentley celebrates his birthday.

Jam Jam learns how to drive and gets her first car. Ra-won becomes shy with the visit of idol uncles, but becomes brave when getting vaccines. Clues are scattered around the Hammington house, and they go shopping. Joo-ho visits a salon with the kids, and head to Taiwan.

Do Kyung-wan and his family return to the show. The Park family face many crises along with pleasantry as they continue their trip in Taiwan. The Hammingtons visit the countryside and pick tangerines.

The Do family get their pictures taken for Ha-Young's upcoming first birthday, but it wasn't easy. Plus, they embark on a camping trip with a friend. Sam teaches William a lesson for not listening to him. The Park family visit a street food market in Taiwan.

Sam brings the kids to visit his friend in Dubai. Crayon Pop pays Jam Jam a visit. The Do trio visit their grandparents. The Park family continue their trip in Taiwan and get a Christmas surprise.

Jam Jam gets a real life visit from her new favorite toy, but her desire for her idol and her dad to meet makes things complicated. Thankfully, a handsome uncle resolves the situation. The Hammingotns visit the desert in Dubai. The Park family visit an ostrich cafe, and Joo-ho announces that a third child is on the way. Yeon-woo plays the cello and composes a song to surprise their mom.

It's already another year, and Ra-im is walking and talking now. Joo-ho shows the kids around his alma mater. The Hammingtons move over to the UAE capital, Abu Dhabi. The Do siblings get a tour of their dad's workplace.

It's the KBS end of the year awards, and the kids get together to claim their wins and meet famous aunts and uncles. Plus, Will and Ben meet Pengsoo. Guest star(s): Pengsoo, Jang Dong-yoon, Jung Il-woo

Jam Jam feels bittersweet during her first day of daycare. The Park siblings wake up in Seoul then attend their dad's soccer game. Will and Ben's snow day with Pengsoo resumes. Yeon-woo runs his first errand on his own without the help of the cameramen uncles.

Jam Jam goes to a ski resort. The Park family reminisce about their time on the show as they plan for a hiatus. The Do family overcomes everything that goes wrong as they attend a wedding. Will and Ben attend a friends birthday party.

Ra-won runs her own salon. Yeon-woo lends a voice to his dad. We meet a new superman who has a musically talented son with a large vocabulary.

Jam Jam's curiosity peaks while her dad revives his generation as the family takes a trip to Singapore. Will and Ben go to the dentist. Yeon-woo has a date at a sauna.

Jam Jam's Singapore tour continues. Music lover Ha-oh shops for a new instrument. Will and Ben play dress up to visit a friend and her strange and unfunny superman dad. The Do family take a meaningful trip to Busan.

The Kang duo face a crisis while cooking, and Ha-oh visits a clinic. We meet a new son whose mom is eager to get a day off. Bentley has a sad parting with his pacifier, but Will helps him through it. The Do family's trip in Busan resumes.

Jam Jam goes for a thrilling ride on her last day in Singapore. Kyung-min shows his daughters why he was an idol with his friend. Will and Ben make a gift for their grandmother, and Sam teaches them a lesson. The Do kids watch their mom at work. Guest star(s): Kim Won-jun and Ye-eun

We get a peek into a new superman's bilingual house as Jam Jam visits them. Gary puts genius Ha-oh to the test. William wishes for spring, so Sam makes his wish come true. Yeon-woo learns the concept of working hard for money, and he doesn't disappoint. Guest star(s): Kim In-seok [ko], Angela Park [ko], Tae-yang and Tae-san

A new soccer playing superman takes in the 48 hour challenge. Ha-oh overcomes his fears and they visit a gym. Will and Ben test their dad's patience. The Do family plan a surprise birthday party.