A: Only one but he'll tell everybody.
None. Mice can't change light-bulbs as they are mere rodents without the physical or mental ability to do so. Not to mention it's much safer for them to pilfer food in the dark.
Three, One to hold the lightbulb and Two to smoke till the room spins!
I was told they were sick of being subordinates.
The teacher tells you to spit you gum out. The train says, "Chew, chew, chew!"
How many libertarians does it take to screw in a light-bulb? None. The market will take care of it.
A: None. They only know how to destroy the taxpayers.
Just flush it like everybody else does."