Related:

• How many men -- does it take to screw in a light bulb?
  Only one, but you have to nag him for a fortnight first....
• 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 sex therapists -- does it take to change a light bulb?
  Two - one to screw it in and one to tell him he's screwing it in the wrong way....
• 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 newsmen -- does it take to screw in a light bulb?
  Only one, but he'll tell everybody....
• How many doctors -- does it take to screw in a light bulb?
  That depends on whether it has health insurance....
• How many procrastinators -- does it take to screw in a light bulb?
  One - but he has to wait until the light is better....
• How many fighter pilots -- does it take to screw in a light bulb?
  Only one because the world revolves around him....
• How many bassists -- does it take to screw in a light bulb?
  Just one, but the guitarist has to show him fi...