Jerkin' James Whitcroft
From Rocklopedia Fakebandica
Eat Rotten Fruit From a Shitty Tree" episode (December 7, 1998) of sketch comedy HBO series Mr. Show. He sings "Dracula's Pajama Party," (on Dipstick Records) a parody of novelty tune "Monster Mash."
Then it turns out he LIVED through every terrifying thing he described in his song. And is traumatized.
Played by David Cross.