Answer:
What is all over a house?
I am someone you don't know. Who am i?
Cut the wrong wire and it goes boom
Tear one off and scratch my head, what once was red is black instead!
You roll it or you buy it, People say you shouldn't try it, Because you may get a stroke, From inhaling all that smoke.
I flow from the Homerβs mouth when he sees doughnuts.