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 II be reteaming with director Todd Phillips to score the film. The project marks the fourth collaboration between Beck and Philips, who also worked together on "School for Scoundrels", "The Hangover" and "Due Date". In April 2011, "Variety" reported that Liam Neeson's cameo as a Bangkok tattoo artist had been cut and Nick Cassavetes had been re-cast in the role. While editing, Phillips cut the scene that immediately followed Neeson's cameo, meaning it no longer had the information necessary to logically get the main characters to the situation in the next scene. Three weeks later, Phillips decided to reshoot the scene,