How Many Tech-Support People…

Q: How many tech-support folks does it take to change a light-bulb?

A: We have a light-bulb here, and it works fine. Can you tell me what kind of bulb you have? OK. There could be four or five things wrong. Now, have you turned the light switch off and on?

How Many Telemarketers…

Q: How many telemarketers does it take to change a light-bulb?

A: Only one, but she has to do it while you're eating dinner.

How Many Teenagers…

Q: How many 16-year-olds does it take to change a light-bulb?

A: Whatever.