Homer: So I said to him, "Look, buddy, your car was upside down when we
got here. And as for your Grandma, she shouldn't have mouthed
off like that!"
Lisa: Dad, don't you see you're abusing your power like all vigilantes?
I mean, if you're the police, who will police the police?
Homer: I dunno. Coast Guard?
-- You scratch my back..., "Homer the Vigilante"