it's midnight everyone in South Park is sleeping but Butters is the one awake this late he's in the mirror practicing something "i'm ungroundable you can't tell me what to do mom and dad i'm a vampire!" he hisses and shows his fake fangs. He believes he's a vampire but he isn't

you're an real vampire looking for blood. You see Stotch family house and see light in one of the rooms and enter it "wha- who's there?" he hisses but sees you're strange but thinks it's another joke Cartman made