
Three buddies wake up from a bachelor party in Las Vegas with no memory of the previous night and the bachelor missing. They must make their way around the city in order to find their friend in time for his wedding.

Two years after the bachelor party in Las Vegas, Phil, Stu, Alan, and Doug jet to Thailand for Stu's wedding, but Stu's plan for subdued pre-wedding brunch goes seriously awry.

High-strung father-to-be Peter Highman is forced to hitch a ride with aspiring actor Ethan Tremblay on a road trip in order to make it to his child's birth on time.

When one of their own is kidnapped by an angry gangster, the Wolf Pack must track down Mr. Chow, who has escaped from prison and is on the run.

Three high-school seniors throw a birthday party to make a name for themselves. As the night progresses, things spiral out of control as word of the party spreads.