Light Bulb - Body Builders

Q: How many body builders does it take to change a light bulb? 
A: Nine. One to screw in the bulb while the other 8 hold up the mirrors.

American Footballers to Change Lightbulb

Q: How many American footballers does it take to change a light bulb?
A: Two - one to screw it in and the other to recover the fumble.

Light Bulb - Marketing Director

Q: How many marketing directors does it take to change a light bulb?
A: It isn't too late to make this neon instead, is it?