All of them actually. Two to hold the ladder and one to change the lightbulb.
Giraffe.
Only two, but you've got to wonder how they climbed up there!
A ladder in her stocking!
That's impossible, because they can't climb the ladder.
Knight time
By holding the bulb up to the socket and waiting for the world to revolve around them.
It takes two. One to change the bulb and the other to kick the switch.
Look ask me when I get back from India okay
They put on the Google!
Let's Google it.