Related:

• How many Harvard/Oxford students -- does it take to screw in a light bulb?
  Just one. He grabs the bulb and waits for the world to revolve around him....
• How many fighter pilots -- does it take to screw in a light bulb?
  Only one because the world revolves around him....
• 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 Oliver Norths -- does it take to screw in a light bulb?
  Hell, how can he? He sold all the light bulbs to Iran....
• How many Mac owners -- does it take to screw in a light bulb?
  Just one, but the new light bulbs aren't compatible with the old sockets, so he has to buy a complete upgrade or a new light....
• How many recovering addicts -- does it take to screw in a light bulb?
  One, as long as he admits he's powerless over light bulbs....
• How many gorillas -- does it take to screw in a light bulb?
  Only one, but it sure takes a shitload of light bulbs!...
• How many Sun readers -- does it take to screw in a light bulb?
  None, but one is enough to screw up the joke....
• 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....