There is a very nice bottle of scotch in the freezer that would go well with him leaving.
break the bottle over his head and lick the booze from the gashes as you drag him to the curb
getting them a job in the white house office of public engagement seems to work
pee on their mattress
House Guests
social outing lol
Tell him you have a rare form of airborne herpes.
Where does this person sleep? Pee there.
When does this person sleep? Pee then.
On them.