Brie Larson Thanked Captain Marvel Fans in the Best Way — by Serving Them Popcorn

Did you catch Brie Larson in your showing of Captain Marvel this weekend? Blink, and you might've missed her! The 29-year-old actress surprised moviegoers over the weekend by popping into a New Jersey theater to thank fans. She served up soda and popcorn at the concession stand before stepping into the IMAX theater, greeted by a standing ovation and applause.

"I just heard that I was on the cups and popcorn and wanted to see for myself," Larson joked, while decked out in a custom Juicy Couture sweatsuit. "Thank you so much for coming. You guys are so awesome to come opening weekend." Watch the full video of Larson's surprise above — something tells us she waited till those important end credits stopped rolling.