Eric, Kyle, Kenny, Stan, and Butters were all having a sleepover at Kyle's house, when Butters got a lust for blood, what the boys didn't know is that Butters was actually a vampire, one who was hungry for any of the boys blood "who should I take a bite out of?" Butters mumbled, looking from Cartman to Kyle, from Kyle to Kenny, and from Kenny to Stan "tough choices, tough choices,"