Three best friends Mike (Nicholas D'Agosto), Bump (Josh Gad), and Scottie (Bret Harrison) in search of a booze-fueled sexcapade find their way to Mardi Gras for boobs, beads and brews along with Mike's clingy girlfriend Erica (Danneel Harris).
To save his career, a 40-year-old ad exec joins a crew of twentysomethings for a wild Miami bachelor party after they mistakenly add him to a group chat.
A sorority moves in next door to the home of Mac and Kelly Radner who have a young child. The Radner's enlist their former nemeses from the fraternity to help battle the raucous sisters.
After a student at the University of Ithaca films his one-night stand with a beautiful sorority girl, he discovers one of his friends has accidentally mailed the homemade sex tape to his girlfriend in Austin. In a frenzy, he must borrow a car and hit the road in a desperate bid to intercept the tape.