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 by Kanye West featuring Jay-Z, Rick Ross, Bon Iver, and Nicki Minaj, was featured in the film, it does not appear on the soundtrack. Among the songs included on the album is Ed Helms' version of the Billy Joel song "Allentown", rewritten in the spirit of his popular "Stu’s Song" from the soundtrack of 2009's "The Hangover". Additional music includes a song from Danzig, along with music from the Ska Rangers, Kanye West, Mark Lanegan, Deadmau5, Wolfmother, and more. "The Hangover Part II" held its premiere on May 19, 2011, at Grauman's Chinese Theatre in Hollywood, California. The first teaser