Q: How many John Majors does it take to change a lightbulb?
A: Two. One to not do anything about it and one to try and blame the failure of the old bulb on the Labour party who put the original bulb in place 17 years ago.

Q: How many Perot supporters does it take to change a light bulb?
A: None, they all just quit and go home!

Q: How many dull people does it take to change a light bulb?
A: One.

You can unscrew a light bulb.

Q: How many doctors does it take to screw in a light bulb?
A: None. They just tell it to take two asprin and come round to the surgery later.

Q: How many body builders/weightlifters does it take to change a lightbulb ?
A: 6. One to change it and 5 to say Man, youve got huge muscles !

Q: How many hunters does it take to screw a lightbulb into a left-handed socket?
A: There is no such thing as a left-handed socket, but if they could screw right they would not be hunters.

Q: How many Heisenbergs does it take to change a light bulb?
A: The probability that the light bulb will actually be changed in any time interval is independent of how long youve been waiting.

Q: How many members of Marillion does it take to change a light-bulb?
A: Well, I thought it was going to be something to do with Fish (as in the ubiquitous surrealists joke,) but in fact the answer was only 2, but first they had to figure out how Genesis would have done it. Apparently this would be hilarious to fans of these groups, who believe Marillion to be Genesis copycats.

Q: How many Gardner-Webb University students does it take to change a lightbulb?

A: Two – one to throw the old one in the cow pasture and the other to drive to Shelby to get a new bulb.