None, no light bulb dare go out in the presence of Chuck Norris.
You hold the lightbulb and every politician screws you!
Somewhere between 0 and infinity.
How many "friend zoned" guys does it take to change a light bulb? None. They just compliment it and get mad when it won't screw.
One, but it takes 7 years.
All of it.
My Favorite, When Alexander Graham Bell invented the telephone he had three missed calls from Chuck Norris.
Presence.
Q: How did Darth Vader know what Luke was getting for Christmas A: He could feel his presence!