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 midnight opening for an R-rated film, replacing "Paranormal Activity" (2007) with $6.3 million. The film opened in a further 1,015 theaters during the launch day for a total of 3,615—becoming the widest opening ever for an R-rated film—and earned a further $21.2 million to accrue a launch-day total of $31.6 million; nearly doubling "The Hangover"s Friday launch opening ($16.7 million). This amount broke two further records; the highest-grossing opening day for a live-action comedy and the highest-grossing opening day for an R-rated comedy film, replacing "Sex and the City" (2008) with $26.7 million. According to exit polling, the launch day