They don't screw in light bulbs, they screw in dumpsters
Fish
One, but when he unscrews the bulb, the lights go out and your xbox is gone.
What's a light bulb
Do you have a ticket for that?
Both are without visible means of support. (My son found that in a children's joke book)
Pillow fight
A dumpster.
Have you ever seen a dumpster with four?