Related:

• How many laboratory heads (senior researchers, etc.
  ) -- does it take to change a light bulb? Five; one to change the light bulb, the other four to stand around arguing whether he/she is taking the right approach....
• How many waitresses -- does it take to change a light bulb?
  Three. Two to stand around bitching about it and one to go get the manager....
• How many blondes -- does it take to change a light bulb?
  Three. One to hold the light bulb, two to spin the ladder....
• How many Radio 1 DJs -- does it take to change a light bulb?
  Three. One to change it and two to resign over the changes....
• How many Ethiopians -- does it take to change a light bulb?
  Three. One to change it and two to squabble over who gets to eat the packaging....
• How many Asians -- does it take to change a light bulb?
  Three. One to change it and two to go to the cash & carry....
• How many police -- does it take to change a light bulb?
  Three. One to change it and two to direct traffic (eh?)...
• How many drummers -- does it take to change a light bulb?
  One .. Two, and a-one two three fou...
• How many gardeners -- does it take to change a light bulb?
  Three. One to change it and two to have a debate about whether this is the right time of year to be putting in light bulbs or daffodil bulbs....