Rochester Residents to Change Lightbulb

Q: How many Rochester residents does it take to screw in a light bulb?
A: Fifty one - one to screw in the bulb, and fifty to comment about how much better the bulb is than light bulbs in Buffalo.

Light Bulb - Rec. Humor Readers II

Q: How many rec.humor readers does it take to change a lightbulb?
A: 1000. And they change the same bulb over and over and over again and still no one notices it's been changed so they change it again and again and then they even discuss it and then someone flames them for not doing it in rec.humor.d.

Light Bulb - GLC Workers

Q: How many GLC workers does it take to change a lightbulb ?
A: Four. One to do it and three to go round putting up posters announcing that the GLC, working for London, is going to change the lightbulb.