Related:

• Q: How many Bill Gateses does it take to change a light bulb?
  A: One. He puts the bulb in and lets the world revolve around him....
• Q: How many lawyers does it take to change a light bulb?
  A: One. Only it's his light bulb when he's done....
• Q: How many people from New Jersey does it take to change a light bulb?
  A: Three. One to do it, one to watch, and the third to shoot the witness....
• How many sheep -- does it take to change a light bulb?
  Twenty-one. One to change it and twenty to follow him round while he looks for a new one....
• How many Canadians -- does it take to screw in a light bulb?
  Only one, but he has to see an American do it first....
• How many egotists -- does it take to change a light bulb?
  One. He holds onto the light bulb, and waits for the world to revolve around him....
• How many Purdue engineering students -- does it take to change a light bulb?
  One, and he gets three credit-hours for it....
• How does Ozzy Osbourne change a light bulb? First he bites off the old one.
• How many Contras -- does it take to change a light bulb?
  Only one, but he doesn't know where it came from....