<Tr> <Th> Budget </Th> <Td> $35 million </Td> </Tr> <Tr> <Th> Box office </Th> <Td> $467.5 million </Td> </Tr> <P> The Hangover is a 2009 American comedy film directed by Todd Phillips, co-produced with Daniel Goldberg, and written by Jon Lucas and Scott Moore . It is the first installment in The Hangover trilogy . The film stars Bradley Cooper, Ed Helms, Zach Galifianakis, Heather Graham, Justin Bartha, and Jeffrey Tambor . It tells the story of Phil Wenneck, Stu Price, Alan Garner, and Doug Billings, who travel to Las Vegas for a bachelor party to celebrate Doug's impending marriage . However, Phil, Stu, and Alan wake up with Doug missing and no memory of the previous night's events, and must find the groom before the wedding can take place . </P> <P> Lucas and Moore wrote the script after executive producer Chris Bender's friend disappeared and had a large bill after being sent to a strip club . After Lucas and Moore sold it to the studio for $2 million, Philips 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, and during filming, the three main actors (Cooper, Helms, and Galifianakis) formed a real friendship . </P>

Film about a stag night in las vegas
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