This ensemble comedy follows a group of friends on the night of their high school reunion who, a decade later, still haven't quite grown up. Jake is deeply in love with his girlfriend and ready to propose - until he runs into his high school flame for the first time in ten years. Jake's friend Cully married his cheerleader girlfriend, and has been looking forward to the reunion so he can finally apologize to all the classmates he bullied in high school. However, after a few too many drinks, the jock-turned-family man ends up reverting back to his old ways instead. Meanwhile, longtime rivals Marty and A.J spend the night still trying to one-up each other to impress the coolest girl in class, who now has a secret. The famous one of the group, Reeves is now well-known musician, but is still too shy to talk to the high school crush who inspired his one hit wonder.