The Hangover is a 2009 American comedy film ... no memory of the previous night's events and must find Doug before the wedding can take place. It was followed by 2 sequels.

The Hangover is a 2009 American comedy film ... no memory of the previous night's events and must find Doug before the wedding can take place. It was followed by 2 sequels.

Two days before the wedding, the four men in the wedding party ... they awaken in their hotel suite each with the worst hangover. None remembers what happened in the past twelve or so hours.