None. They just hold it in the socket and expect the world to revolve around them.
One. They stick the bulb in the socket and wait for the world to revolve around them!
Astronaut-----
Just two, as long as they can find a way in.
A: None. Each lightbulb contains the means of its own revolution.
Two one to hold the bulb and the other to serve him beer until the room starts spinning.
My Zipper
It depends on the definition of lightbulb.
Answer: I don't know, I'm no scientist
D
Well they deleted
irony irne/ noun a state of affairs or an event that seems deliberately contrary to what one expects and is often amusing as a result.
Wow, I did not expect this post to blow up
One. He holds it up and the world revolves around him.
One. But he doesn't screw it in, he just holds it and the world revolves around him.
He holds the light-bulb over the socket and waits for the world to revolve around him.
Because he was grounded! (I'll see myself out)