A spoiled Beverly Hills socialite finds new meaning to life, through a treasure hunt.

Six young people spend the morning after a wild club spree trying to piece together their misadventures from the night before, including a trip to the veterinarian hospital, at least one breakup and the unexpected discovery of a mobster's corpse. As the group shares their fragmented memories, some of their stories start to fit together while others just lead to more questions.

Van Wilder has been attending college for far too many years and is scared to graduate, but Van’s father eventually realizes what is going on. When he stops paying his son's tuition fees, Van must come up with the money if he wants to stay in college, so he and his friends come up with a great fund-raising idea – throwing parties. However, when the college magazine finds out and reporter, Gwen is sent to do a story on Van Wilder, things get a little complicated.