The Hangover is an adult comedy that focuses on a wild weekend of four men celebrating a bachelor party in Las Vegas. At the start of their wild night before manner accidentally drug and completely black out in cannot remember anything from the previous night. To make matters worse the bachelor has gone completely missing and the other three guys are forced to figure out what happened the night before in order to get him back to Los Angeles for the wedding on time. This takes then through a wild ride as many hilarious details emerge. Ultimately, the men find the bachelor and come closer after going through the dramatic events.