It only takes two, but the trick is getting them in the lightbulb.
Two. 1 to screw it in, and 1 to complain that it's not dark enough.
Only one. Just as long as you hand him the damn lightbulb.
He holds the light-bulb over the socket and waits for the world to revolve around him.
One? Or two? One?.... Or two?
He did gnat see that coming
Trick-or-tweet!
Because it was not born yesterday.