Four. One to change the bulb and three to whine "It's too high"
or
In their Sleevies!
or
Twenty. One to hold the bulb, two to turn the ladder, and 17 to be on the guest list.
or
Because the chicken was on vacation.
or
One. No, two. No... How many do we have on the truck?
or
[A Condesending con descending]
or