Related:

• How many Directors -- does it take to change a light bulb?
  What do you think? (Theatre humour)...
• How many psychologists -- does it take to change a light bulb?
  Just one, but the light bulb has to really WANT to change....
• How many software engineers -- does it take to change a light bulb?
  Four, plus one senior analyst to manage the project, one technical writer to correct the spelling and grammar of the one who documented it, one light bulb librarian, a sales-force of at least five to drum up enough users who want to turn the light on, 274 users to burn out the new bulb, at which point we go to tender for another light bulb change,....
• How many missionaries -- does it take to change a light bulb?
  One, and thirty natives to see the light....
• How many amoebas -- does it take to change a light bulb?
  One. No, 2. No, 4. No, 8. No, 16. No, 32..........
• How many Arians -- does it take to change a light bulb?
  Just the one. You want to make something of it, eh?...
• How many Arabs -- does it take to change a light bulb?
  Only one, but it took three U.S. advisors to tell them that it was burnt out in the first place....
• How many movie directors -- does it take to change a light bulb?
  Just one, but he wants to do it thirty-two times and when he's done everyone thinks that his last light bulb was much better....
• How many witches -- does it take to change a light bulb?
  It depends on what you want them to change it into....