To honor a bet that he lost to Mark, former New York Yankee Alex Rodriguez works a shift at the Fenway Wahlburgers restaurant; Mark and Donnie plot to exponentially increase Paul's Instagram followers; Phyllis and Alma take an oil painting class.

Paul and Drama drive the food truck to Mark's dealership in Columbus, Ohio, then they turn around and return to Boston to tailgate at a New England Patriots game with former NFL players Matt Light and Troy Brown.

Donnie breaks ground on his St. Charles location. Alma, Johnny Drama, and Phyllis plan a 50’s themed carhop behind Paul’s back, and Paul gets strong armed by Alma into helping once he finds out. Brandon tries to find his niche in the family business, getting into the dog food market with the help of Paul, and Alma’s dogs.

Paul gets a once-in-a-lifetime opportunity to fly with the Air Force’s Thunderbirds in Vegas. Brandon tags along and bets Paul that he’ll have a better Vegas experience on the strip. Bob gets more involved in the company and trains as Wahlburgers’ employee from the ground up.

Paul visits the Lone Star State and gets the full cowboy experience as he explores a possible Austin location; Alma and Phyllis help Brandon get his dating life on track; Paul puts his body on the line to learn a new skill.

In a no-holds-barred romp down memory lane, Mark, Donnie, Paul, and Alma recall the most hilarious moments over the last nine seasons of the series, "Wahlburgers."

Paul visits a beef Distributor in Amsterdam in preparation for a possible military base location in Germany, while Nino tries to distract him with playing tourist the entire time. While Paul is out of the country Mark and Donnie do their best to deal with oversight on their existing U.S. locations. Paul ends up with some special new footwear.

Paul visits a military base in Germany to decide whether or not it's a good fit for a Wahlburgers location; Alma and Phyllis work up a sweat as they take part in a community event with fmr Boston Celtics players Dana Barros and Leon Powe.

In this laugh-out-loud special episode of Wahlburgers, the cast takes over their own show. Hosted by Donnie and Paul, this show devolves into a self-proclaimed award ceremony, where Donnie and Paul hand out Wahlburgers awards to their favorite clips. With special appearances by Alma, Bob and Brandon, plus a special "Behind The Menu" segment starring Johnny Drama.

Mark uses his new business venture to help Paul get his health and fitness on track. Alma prepares for a big interview on the TODAY show. Bob continues to get more involved in the business and pitches a big idea to Wahlburgers corporate.

Life comes full-circle as the Wahlbergs prepare to finally open the long-awaited location in their hometown of Dorchester. Donnie gives Paul a professional makeover for the event, using some of his friends from Blue Bloods. Alma gets a special treat from Mark’s personal chef, and the whole family comes together for one more special grand opening in the place where it all started.