Buffy the Vampire Slayer: The Imitative

"Beer Bad" is the fifth episode of season four of the WB Network television series Buffy the Vampire Slayer. Written and directed by series creator Joss Whedon, it first aired on Tuesday, November 16th, 1999. In this episode, Ascension Day has come and Mayor Richard Wilkins, III prepares to make the ultimate offering. Buffy and the Scoobies have to face a horde of hungry vampires who attack the school during graduation. Can the gang survive long enough to wear the cap and gown?