Can't Hardly Wait (1998)

Its high school graduation, and like all seniors they want to party. So 500 high school seniors look forward to a party, while in the meantime a boy wants to get a girl he's loved for years that just broke up with her boyfriend and one head-case that wants revenge on a lifelong bully. So the party comes, things develop. People have sex, drink, and go along with most of the guidelines of a high school graduation party. (imdb)
Cast and Information
Directed By: Harry Elfont, Deborah Kaplan
Written By: Harry Elfont, Deborah Kaplan
Starring: Seth Green, Jerry O'Connell, Selma Blair, Clea DuVall, Peter Facinelli, Ethan Embry, Jason Segel, Jennifer Love Hewitt, Melissa Joan Hart, Lauren Ambrose, Marisol Nichols, Sara Rue
Country: USA