Related:

• How many Jewish mothers in law -- does it take to change a light bulb?
  (cue typical accent, shoulders hunched...) None, they'll just sit in the dark, they know you can't be bothered to do a simple thing like change a light bulb for them, and after all they've done for you....
• How many Jewish mothers in law -- does it take to change a light bulb?
  (cue typical accent, shoulders hunched...) Three. One to screw it in and two to gossip about it behind her back....
• How many Jewish mothers in law -- does it take to change a light bulb?
  "That's alright. I'll sit in the dark....
• How many London taxi drivers -- does it take to change a light bulb?
  (Cue typical indignant Saaaaf London accent) What?...
• How many Soviet emigres -- does it take to change a light bulb?
  None. Soviet emigres are used to sitting in the dark....
• How many Trotskyists -- does it take to change a light bulb?
  (Cue typical sarcastic angry Alexei Sayle voice) It's no use trying to CHANGE it, it's got to be SMASHED !...
• How many mothers in law -- does it take to change a light bulb?
  A hundred. One to change it and the other ninety nine to say, "I told you so!...
• How many net.poets -- does it take to change a light bulb?
  swimming None, fish are through the of my consciousness, and edges I dark....
• How many astronomers -- does it take to change a light bulb?
  None, astronomers prefer the dark....