"The Prom" is the twentieth episode of the third season of Buffy the Vampire Slayer, and is the fifty-fourth episode in the series. It was written by Marti Noxon and directed by David Solomon. It was originally broadcast on May 11, 1999. Angel decides to do the right thing and break up with Buffy. Heartbroken, Buffy tries to make sure the rest of her friends can enjoy their senior prom without the interference of a pack of Hellhounds.