Homer gets a hair transplant from death-row inmate Snake after he is executed, and the hair possess him to kill the criminal's witnesses; Lisa and Bart are sucked into an episode of "Itchy and Scratchy"; Homer learns that Kang is Maggie's father. Written by
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Homer receives a hair transplant from Snake after the latter is executed in the electric chair, which then causes Homer to be possessed with the spirit of Snake. The problem is, before a prisoner is executed in the electric chair, the prisoner's head is shaved, in order to facilitate direct contact between the electrode and the head. See more
Mama took those batteries / She took them away / Mama took those batteries / Size double-A!