Ben Affleck shoots a new commercial for his beloved Dunkin’ Donuts in Los Angeles – but he’s seen holding a McDONALD’S cup behind the scenes

Ben Affleck had his hands full while shooting a commercial on Saturday in Los Angeles.

The Oscar winner, 51, who is making a series of Dunkin’ Donuts spots, showed his loyalty wasn’t divided when he betrayed East Coast mainstay by sipping from another fast food chain’s cup.

The Argo star was spotted holding a drink cup from McDonald’s, an establishment he has been known to frequent, while on set.

Ben was pictured wearing a white T-shirt with ‘Believe in Boston’ written in pink and orange, mimicking the Dunkin’ logo.

There seemed to be several cups of the doughnut chain’s coffee available, but the Air actor and director appeared to prefer his drink from the golden arches.

Ben Affleck was spotted on the set of a Dunkin’ Donuts commercial Saturday in Los Angeles enjoying a drink from rival fast food chain McDonald’s, which he is also a fan of

The current spots are just the latest in a series of promotions for the company, which was founded in Quincy, Massachusetts.

In one of the new commercials, The Flash actorrecreated a moment caught on camera in real life several years ago, as he dropped several boxes of the sugary goodies and several cups of coffee. 

Influencer Charlie D’Amelio is featured in the spot. 

Ben has already directed two previous Dunkin’ promotions, including a commercial shown during the 2023 Super Bowl and another released in September that featured the rapper Ice Spice. 

The actor and his longtime pal and fellow Air star Matt Damon, 53, will be presenters — and potential winners — at Sunday’s 81st Golden Globe Awards ceremony in Beverly Hills, according to The Hollywood Reporter. 

The film, which is inspired by Nike’s efforts to sign basketball great Michael Jordan as an ambassador for its brand, is up for Best Motion Picture — Musical or Comedy.

Matt also received a nod for Best Performance by a Male Actor in a Motion Picture – Musical or Comedy. 

The show will air live on CBS and stream on Paramount+ at 8 p.m. ET/5 p.m. PT on Sunday, January 7.

Ben was seen wearing a white T-shirt with 'Believe in Boston' written in pink and orange. Although he had a McDonald's cup, plenty of Dunkin' cups were visible on set

Ben was seen wearing a white T-shirt with ‘Believe in Boston’ written in pink and orange. Although he had a McDonald’s cup, plenty of Dunkin’ cups were visible on set

The Oscar winner and his longtime pal, Matt Damon, 53, will be presenters at Sunday's 81st Annual Golden Globe Awards ceremonies in Beverly Hills  (Pictured in Austin, TX in March 2023)

The Oscar winner and his longtime pal, Matt Damon, 53, will be presenters at Sunday’s 81st Annual Golden Globe Awards ceremonies in Beverly Hills  (Pictured in Austin, TX in March 2023)

Their movie Air has been nominated for Best Motion Picture — Musical or Comedy. Matt also received a nod for best performance by a male actor the same category

Their movie Air has been nominated for Best Motion Picture — Musical or Comedy. Matt also received a nod for best performance by a male actor the same category

Ben and Matt produced the movie through their Artists Equity production company. 

The pals are teaming up to produce several projects including another sport story, Unstoppable, based on the memoir of former high school wrestler Anthony Robles.

 The athlete was born with only one leg but didn’t let that prevent him from becoming a star athlete. 

Ben’s wife, Jennifer Lopez, will star in the movie, along with Michael Peña, Bobby Cannavale, Don Cheadle and Full Circle actor Jharrel Jerome as Anthony Robles.  

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