They don't: They screw in a vacuum.
Three, One to hold the lightbulb and Two to smoke till the room spins!
None, he lets the knives do the work
Because they push back harder.
100, 1 to screw it in and 99 to say how they could do it better.
Because he was spaced out.
I Apollo-gize"
They both abhor a vacuum.
Oh it doesn't really matter.