How many bluegrass musicians -- does it take to change a light bulb?

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• How many bluegrass musicians -- does it take to change a light bulb?
  Two - one to screw it in and one to complain that it...
• How many bluegrass musicians -- does it take to change a light bulb?
  It doesn't matter because the banjo player is gonna'...
• How many Arians -- does it take to change a light bulb?
  Only one, but it takes a lot of light bulbs....
• How many bluegrass musicians -- does it take to change a light bulb?
  Three, one to do it and two to argue about whether...
• How many Daleks -- does it take to change a light bulb?
  Daleks don't change light bulbs, they level the building...
• How many big black monoliths -- does it take to change a light bulb?
  Sorry, light bulbs are an evolutionary dead end...
• How many blondes -- does it take to change a light bulb?
  Blondes screw in back seats, not in light bulbs, silly...
• How many Christian fundamentalists -- does it take to change a light bulb?
  None. The Bible doesn't mention light bulbs...
• How many Soviet emigres -- does it take to change a light bulb?
  One, and a lot of light bulbs...