Quizzing hard with Tom Gleeson tonight: Kylie Minogue fan Erwin, Bathurst 1000 fan Gavin, The Office fan Cale, and cremation expert Christine. Don't mix these topics at home.

Tom Gleeson tests four contestants on their expert topics to find the #HardQuiz Champ. Tonight's topics: Meccano, Alcatraz, R.E.M. and Indonesian political history. Play along at home.

Tom Gleeson dishes out the points and the putdowns as four experts vie for the Big Brass Mug. Tonight's topics: Whales, world geography, Life of Pi and Sir Donald Bradman. See how you fare when the #HardQuiz buzzer sounds.

Four experts match wits with each other while dodging witticisms from Tom Gleeson. This week's topics: The Big Bang Theory, the Jonestown cult, the rock band Queen, and the comic book adventures of Tintin.

Tom Gleeson puts another four self-proclaimed experts through the wringer in Australia's smartest quiz show. Tonight's eclectic topics are banksias, Gilmore Girls, the American Civil War and the prog band Yes.

Tom has the questions, but do our experts have the answers? Tonight's topics include roller coasters, Manchester United, The Shining and the Watergate scandal. Could you win the Big Brass Mug?

The Battle of the Duds. Fan favourites Charles (expert topic: Horses), Lucy (Wars of the Roses), Leon (Vintage Australian Washing Machines) and dreamy dentist Theja (Sachin Tendulkar) get another crack at the Big Brass Mug.

Tom Gleeson is back with four new experts vying to be #HardQuiz champion and take home the Big Brass Mug. Tonight's topics: The Zimbabwe cricket team, Pokemon, the wreck of the Batavia and Absolutely Fabulous.

What do the Wright brothers, The Book of Mormon, Aerosmith and the Volkswagen Beetle have in common? They're all topics on tonight's #HardQuiz, where four self-proclaimed experts match wits with the hilarious Tom Gleeson.

Four contestants, one Big Brass Mug, and a host who takes no prisoners. Tonight's expert topics: Bill Clinton, the planet Neptune, Taylor Swift and cult kids' TV series Press Gang.

Gold Logie winner Tom Gleeson returns with brand new episodes of Australia's HARDest quiz. Experts on Joan Crawford, K-Pop group BTS, rugby hero John Eales and Jewish holidays go under Tom's merciless microscope.

Tom Gleeson squeezes another four expert contestants through the #HardQuiz wringer. This week's topics: Cricket legend Steve Waugh, Sydney's Luna Park, author David Foster Wallace and singer Frank Sinatra.

Four experts, four topics, but only one Big Brass Mug. Gold Logie winner Tom Gleeson asks hard-hitting questions about Dolly Parton, the Toy Story films, Pete Sampras and dogs?!

Tom Gleeson is back with a fresh batch of experts to compete for the Big Brass Mug. This week's #HardQuiz topics: The Rocky Horror Picture Show, the Napoleonic Wars, air traffic control and sitcom Brooklyn Nine-Nine.

Tom Gleeson's got another Big Brass Mug to give away to the last #HardQuiz expert left standing. Tonight's topics: French cheese, World Chess Champions, leaders of the Soviet Union and the White Stripes.

Where does Tom Gleeson find these oddballs? Tonight's #HardQuiz expert topics: Croquet, Barry Manilow, retired AFL superstar Nick Riewoldt and toenails. Yep...toenails!

Battle of the Duds: Four returning favourites get another shot at becoming #HardQuiz champion. Getting their second chance are Jim (expert topic: skateboarding), Conan (George Orwell), Winnie (origami) and Walter (Friends).

Four brave contestants put themselves under the #HardQuiz spotlight for a chance to win Tom Gleeson's Big Brass Mug. Tonight's expert topics: Strictly Ballroom, the Australian Light Horse, the Bee Gees and Breaking Bad.

Tom Gleeson's #HardQuiz always has something for everyone. Tonight's four expert topics are David Cassidy, Anne Frank, the 1868 Aboriginal cricket tour of England, and coffee. It's time to play HARD!

How would you fare against Tom Gleeson? Play with the hashtag #HardQuiz. Tonight's expert topics: Tanks of WWII, He-Man and the Masters of the Universe, 80s girl group Bananarama, and the Woody Allen film Manhattan.