None, they enlighten themselves.
Answer is 2. One to change the lightbulb while the other screams "REPOST"
Q: How many Canadians does it take to change a lightbulb
Two. Obviously.
Just one guy with a really weird fetish.
Because they're acetic.
Arrested for procurement of a minor. Trust me on this one.
None. Racists dont like to be enlightened.
One to screw it in and nine to write on their blogs about how enlightening the experiment was.