Best friends Seth and Evan are in their last week of high school and set to be separated when they go off to different colleges. When their ubergeek friend Fogell gets a fake ID, Seth promises Jules, the object of his affections, that he and Evan will get alcohol for a massive party. With both boys hoping to lose their virginities, they accompany a stranger to a different party in search of alcohol, while Fogell (under his pseudonym, McLovin) is picked up by a pair of frat-boy policemen and taken out driving and drinking. When it becomes clear that they are not welcome at the stranger's party, Evan and Seth set off with two detergent bottles full of alcohol, determined to get to the party and let high school end with a bang...