The plan for global expansion continues as the Wahlberg brothers plan to break ground on a new Wahlburgers in their very own hometown of Dorchester. Chef Paul continues to work on the "Express Model" and thinks it's ready to do a test run at the Dorchester groundbreaking. But tensions reach an all-time high, when Donnie finds out that Paul made an executive decision on the Wahlburgers beef packaging without the brother's input. And Alma finally starts her memoir...again.

Over 15,000 fans greet Mark, Donnie and Paul inside the famous Mall of America at the largest grand opening in Wahlburgers' history; Mark and Donnie try to convince Paul on expanding their product line, Wahlburgers at Home.

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.

Mark and Paul head to L.A. to visit a new location and Paul cooks a special meal for Mark and his wife at the restaurant where they met. Also: Donnie invites Alma to do an interview with Entertainment Tonight for Mother's Day.

Paul meets with an ad agency on Donnie's suggestion to start an ad campaign and Mark checks in on the Las Vegas location.

Paul and Donnie fly out to try to build a bridge with the community by diving into their culture; the new store in Pittsburgh faces a challenge, where their sports team rivalries have put a dent in the restaurant’s success; and Mark is building his own boardwalk empire by opening a store inside an Atlantic City casino before he heads out to join his brothers at the giant Pittsburgh VIP event.

Mark selects Paul to be the pitchman for a business partnership.

Mark is hosting an NBA All-Star weekend party at their newest addition, Wahlburgers-Sunset. Here, Mark auditions a new technology that allows the brothers to virtually pop-up at any Wahlburgers location from anywhere in the world; connecting them even more with their fans and customers. But, this tech may not be ready for prime time. At the same time, Jenny and Alma hit the town and have a girl's night out while attending Jenny's Blondie's signing. And, Paul continues to crack the code on the Express Model by fine tuning his perfect four-minute burger.

It's summertime in Boston and the Wahlbergs are kicking it off with their annual family reunion. This year there is a lot to celebrate. It's also Patriots' Day and Jim, brother of Mark, Donnie and Paul, is in town to run the Boston Marathon. The whole family is eager to rally around and show their support for Jim as well as a couple of Donnie's New Kids On The Block band members who are running the race this year. To honor the occasion, Alma wants to have a personal medal made for Jim but complications arise when she tries to have the medal delivered in time for the race. Paul plans to help out preparing food for the big reunion after the race but first he must learn the secret recipe for Uncle Archie's meatballs, a recipe that he is quite protective of and is not so eager to give out. Meanwhile, Mark offers to set up his hometown entourage, Johnny "Drama" Alves and Henry "Nacho" Laun, with an acting job, which turns out to be very different than what they had in mind.

After scouting the new Wahlburgers Dorchester location, Paul, Bob and Alma visit the old house Alma and some of the kids moved into after her divorce from their dad. Meanwhile, Brandon is taken with with creating a Wahlburgers calendar for Alma featuring Donnie and the rest of the family.

Donnie hosts a charity poker tournament for Mark's Youth Foundation and ups the ante when he gets Paul, Bob, and Jim to make a side bet on who will be the last Wahlberg remaining in the competition. At the same time, Mark lets Alma take his daughters Ella and Grace out for a girls day of shopping and makeovers.

Mark, Donnie and Paul have big plans for Wahlburgers’ ever-expanding burger empire. Chef Paul is working on getting the right equipment and their burger times down in order to step in the fast food market with their “Express Model,” and Donnie risks a personal mission to open a Wahlburgers in his home town of St. Charles. Meanwhile, the brothers disagree on the packaging of their own brand of retail beef, a financial risk that puts real world business pressure on the family like never before.

Paul goes to Big Cedar Lodge where he gets a crash course on being an outdoorsman

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 drops everything and heads to Toronto when Mark calls him to say he's found the perfect place to open another Wahlburgers restaurant. The thing is... it's in Canada. So, Paul must drop everything and meet his brothers in Toronto to check out the new place. But when Paul gets there, he quickly realizes that the new location isn't exactly what he expected it to be.

As Paul's birthday draws near, Donnie realizes that his brother is a workaholic. Forcing him to take a much deserved break, Donnie pulls out an old, beat up replica of Paul's favorite childhood car and takes him on a wild ride of brotherly bonding. While the boys spin doughnuts, the girls attempt to get Alma to relax and enjoy their day at the spa--complete with seaweed wraps and mud baths.

Paul must navigate a jam-packed day including a visit to an oyster farm, an interview with a reporter and a skateboarding event for his son. Right when he thinks he has things under control, Mark adds fuel to the fire by insisting he meet the mayor of Boston to discuss a new Wahlburgers location. When the visiting reporter becomes enthralled by Alma's Wahlberg childhood stories, Paul becomes terrified about just how candid this profile may become.

When Mark notices that the restaurants are busier than ever, he asks his bodyguard Scott to go to Boston to look after Alma. Scott soon finds himself out of his element when Alma turns her temporary protector into her new best friend. Meanwhile, pop duo MKTO visits Wahlburgers while on a tour stop and Paul gets a chance to provide his daughter Madison with the night of her life. Johnny "Drama" dusts off some of his old music and hustles himself an opportunity to perform on stage with MKTO.

While Mark and Paul are in Orlando for the Grand Opening of the first Wahlburgers in Florida, they squeeze in a competitive game of mini golf with Paul's kids. When Paul is forced to leave the game early, Mark finds a way to declare a winner before the day is done. Meanwhile back in Boston, Alma gets cast in a local furniture store commercial and goes to Donnie for advice.

Mark brings his friend Sexy Kenny, an outspoken hibachi chef, to Hingham and forces Paul to hire him at Wahlburgers much to Paul's dismay. Across the street, Donnie teaches Alma how to bartend in his own special way.

Donnie and Mark decide to play a practical joke on big brother Paul by telling him that they want to create a Wahlburgers jingle. They go even further by recruiting the help of their friends Joey MacIntyre (New Kids on the Block) and Kay Gee (Naughty By Nature). Never one to miss an opportunity, when their favorite cousin Johnny Drama hears about the possible jingle, he also wants in on the writing process. As the gag gains momentum, Paul, the control freak, is overwhelmed by the triple team. While her sons are busy playing tricks on each other, Alma, the shopaholic, is stumped as she tries to find the perfect gift for Donnie's new girlfriend, Jenny McCarthy.

Donnie sets up a vote to crown Alma's favorite son, but the campaigning gets out of control. Mark plays in the AT&T Pro Am with Bubba Watson and tires to psych out his competitors.

The Wahlberg clan has big plans for the hometown burger joint that touts the family name but they can't seem to agree on their next move. When Chef Paul Wahlberg and his younger brother Donnie find the perfect second location in Boston, it's up to Paul to convince Mark that they should keep Wahlburgers local rather than expand internationally. Back on the home front, Wahlberg matriarch Alma tries to convince Paul to finally hire an assistant in an attempt to make things easier for her overworked son.

The Wahlbergs attend the grand opening of a new Wahlburgers in Toronto; Johnny Drama is asked to star in an independent film.

When Paul takes the day off work to play a round of golf with Mark, he leaves their mother, Alma, in charge of the day shift at their second restaurant "Alma Nove" -- much to her delight. As Paul and Mark talk business and engage in their usual game of brotherly harassment, Alma uses her newfound position to finally make a few changes to the restaurant without Paul's interference.