Related:

• How many doctors -- does it take to screw in a light bulb?
  Only one, but he has to have a nurse to tell him which end to screw in....
• How many alt.folklore.urban readers -- does it take to screw in a light bulb?
  It depends on the way the bulb is threaded....
• How many doctors -- does it take to screw in a light bulb?
  None. They only sign the death certificate and phone the mortuary....
• How many doctors -- does it take to screw in a light bulb?
  None. They would diagnose depression and prescribe benzo diazapines....
• How many graduate students -- does it take to screw in a light bulb?
  It all depends on the size of the grant....
• How many atheists -- does it take to screw in a light bulb?
  None. Atheists question whether it's really light anyway....
• How many doctors -- does it take to screw in a light bulb?
  None. They just tell it to take two asprin and come round to the surgery later....
• How many Americans -- does it take to screw in a light bulb?
  250,000,000, one to change it and 249,999,999 to debate whether it it was politically correct....
• How many elephants -- does it take to screw in a light bulb?
  Two, but it has to be a pretty big light bulb!...