You hold the lightbulb and every politician screws you!
4 or 5.
One, but they'll take 30 visits to do it.
To screw in the lightbulb.
One.
It has a dark side, a light side, and it holds the universe together.
Because they held up a pair of pants.
Just two. One to explain to the public that everything possible is being done to solve the problem, and the other to screw the lightbulb into the water faucet.
A really strong gust of wind.