21, the first 20 will just repost an old one.
None. They'll sit in the dark and blame the Jews
One. Unless it's a blowout then the whole team shows up.
One because his knee grows.
Zero. Homeless people don't screw in light bulbs they screw in cardboard boxes.
I haven't seem any all year! (It's 12:00 NZST)
So the men can go on Reddit and repost this joke.
There's 21 of them
A groan man.
Ask him/her to pronounce unionized
Floor 20