The Hangover (film series) after hearing how a friend of executive producer Chris Bender went missing following his bachelor party in Las Vegas. After Lucas and Moore sold it to Warner Bros. for $2 million, director Todd Phillips and Jeremy Garelick rewrote the script to include a tiger as well as a subplot involving a baby and a police cruiser, and also including boxer Mike Tyson. Filming took place in Nevada for 15 days. In "The Hangover Part II", Phil, Stu, Alan, and Doug travel to Thailand for Stu's wedding. After the previous film's bachelor party in Las Vegas, Stu takes no chances and
The Hangover Part II Phillips raised concerns after he joked that Crystal had become addicted to cigarettes after learning to smoke them for the film. Philips later explained that Crystal never actually held a lit cigarette on the film's set and the smoke was added digitally in post-production. Despite this, PETA protested about Crystal's appearance in the film for use of exotic animals for entertainment purposes and the film does not carry the American Humane Association's disclaimer that "no animals were harmed" since the group was denied set visits. In an interview with "New York" magazine, Ken Jeong responded to criticisms of the character