As Steve sits on the curb watching an ambulance haul away both victims and the heavily-restrained Guy, he is left wondering about Guy's private life, and the nature of insanity. He imagines Guy living in a similar situation to his own, driven insane by the irrationality of his wife, whom he may have murdered before coming to work this day, and the constant barking of the neighbor's dog. Under his breath, he starts to say, "Eeeee," perhaps wondering what appeal going insane might hold...