The Hangover Part II an exotic location. That's all I know". In January 2010, Phillips dismissed rumors that Zac Efron would join the cast of "The Hangover 2", though Ed Helms stated that Efron would be a welcomed addition, commenting, "I love that guy. He's actually really funny". In March 2010, Phillips denied reports that the film would take place in Mexico or Thailand stating, "I don't know. There's a lot of rumors. There was rumor also that it was going to Mexico or something and neither are true". Also by March, Galifianakis, Helms, Bradley Cooper, and Justin Bartha completed negotiations and signed deals
The Hangover Part II but with Neeson in London filming "Wrath of the Titans", the actor was no longer available. Phillips explained, "We were in a complete time crunch so I called up Nick and asked if he would do the part. He came in and crushed it and that is the scene that you will ultimately see in the film. [I'm excited for everyone] to see the film. It turned out great". The soundtrack was released on May 24, 2011, by WaterTower Music. The soundtrack contains 12 songs from the film, along with eight dialogue clips from the film. Though the song "Monster",