How many brewers does it take to screw in a lightbulb?
About one third less than for a regular bulb.

How many real estate agents does it take to screw in a light bulb?
Ten but we’ll accept eight.

How many audience members does it take to screw in a light bulb?
Two. One to screw it in and another to say “Rose, he’s screwing in the bulb now.”

How many boring people does it take to screw in a light bulb?
One.