The Hangover is 2009 comedy movie set in Las Vegas and starring Bradley Cooper (Phil), Ed Helms (Stu) and Zach Galifianakis (Alan). The plot follows the aftermath of a bachelor party that the main characters cannot remember. The outcome involves a baby, a tiger, a naked man in a car's trunk, a stolen police car, card counting and Mike Tyson.
The film was a box-office hit and won a Golden Globe for Best Motion Picture - Musical or Comedy. A sequel, The Hangover Part 2, was released in 2011 with the three main characters reprising their roles.