Two. One to hold the light bulb and one to drink until the room spins.
Formula bar
Because it's not about who you know, but no Yoo-hoo.
Because when you see it, you spin one degree and walk away.
Four. One to hold the lightbulb and three to smoke until the room starts spinning!
Everything's gonna be all white.
There is nothing wrong with the lightbulb.
One to generate a "ChangeLightBulb" event to the socket.
Just one, but the light bulb is going to need to change itself.
A: There isn't a single person in it.
Only one of them goes limp when a child walks into a room.
A school.
Math teachers, because every student counts.