I think you've received some good advice so far. I wanted to second what NOPkins said about guns, etc. It's not worth making a mess on the ceiling, walls and floor.
He sounds like a piece of work. If he were more loving, you'd probably want to keep him around. If he were more responsible and financially helpful, you'd probably want to keep him around, too. But no love, no $$, and blaming you for all the problems, why are you still there?
