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 new idea. As far as where it takes place, I said I'm very open." Also during May, Craig Mazin, who co-wrote "The Hangover Part II", entered early talks to write the script for the third installment. In December 2011, Bradley Cooper appeared on "The Graham Norton Show" to promote "The Hangover Part II" DVD and Blu-ray release, where he stated he "hopes" that "The Hangover Part III" will start shooting in September 2012, and also stated that Todd Phillips is working on the script. In January 2012, it was reported that stars Bradley Cooper, Zach Galifianakis, and Ed Helms were