.Put a flaming bag of poop on their front porch then ring the door bell and run.
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Ok. I'll ring the door bell, and go inside, I will open the door and stamp out the fire and then I will clean up the mess inside and out. Sounds like a great time!
I can't wait till I do this to my son. It's payback for the time he crapped in my hand at 6 weeks old, don't ask....