One, but they'll take 30 visits to do it.
Only one. Just as long as you hand him the damn lightbulb.
None. They just let it burn out and follow it around for twenty years.
One. They hold it in place and wait for the world to revolve around them.
None. The mods do that for her.
A barber
A disposable camera doesn't have to reload 3 times to take 30 shots.
Because he had a crook in his neck.
Because he didn't know what alignment. I hope this one cracks you up!