Perhaps Homer was just trying to…clean…her?
With a little more effort, he could have been dubbed the "Washerboard Killer."
Nice house, though. No stucco, no enclosed porch...nice fishscale shingle in the gable...and that's some bold fascia over those deep sofits. Dig the side lights at the door.
The perfect place to come back to after tying one on. And then mother pulls her uppity "J'Accuse!" routine. He probably went out of his way to let her live there with him. The ungrateful wretch. Uh, oh. Nice double-hung windows.