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 (film series) of a bachelor party. Each film in the series focuses on how the friends try to deal with the aftermath of their antics while they are being humiliated and occasionally physically beaten up at each turn. "The Hangover" tells the story of Phil Wenneck, Stu Price, and Alan Garner, who travel to Las Vegas for a bachelor party to celebrate the impending marriage of their friend, Doug Billings. However, Phil, Stu, and Alan have no memory of the previous night's events and must find Doug before the wedding can take place. Screenwriters Jon Lucas and Scott Moore wrote the script