"The Hangover 2" is a 2011 American comedy film and the sequel to the 2009 film "The Hangover." Directed by Todd Phillips, the movie follows the misadventures of a group of friends who travel to Thailand for Stu Price's (Ed Helms) wedding. The film features a star-studded cast, including Bradley Cooper, Ed Helms, Zach Galifianakis, and Heather Graham.