The Hangover Part II and earlier comments made by Phillips denying such reports were a deliberate case of misdirection. The following month, Bradley Cooper stated he believed the rumors to be true and was looking forward to filming "The Hangover 2" in Thailand. In October 2010, Phillips confirmed that the film would take place in Bangkok and Los Angeles and that Galifianakis, Cooper, Helms and Ken Jeong would be returning. On a budget of $80 million, principal photography began on October 8, 2010, in Ontario, California with the first images of production being released a few days later. It was also reported in October
The Hangover Part III wife, Tracy. In August, John Goodman began talks to join the cast in a small role, then described as an antagonist in the same vein as Paul Giamatti's character in "Part II". In September 2012, Justin Bartha said he had signed on to return in the sequel. Principal photography began on Monday, September 10, 2012 in Los Angeles. The following week, Melissa McCarthy entered negotiations to join the cast in a small role and Lela Loren was cast as a police officer. On October 8, 2012, production moved to Nogales, Arizona, which doubled as Tijuana in the film. On October