All of them actually . Two to hold the ladder and one to change the lightbulb .
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I don't know, because they charge you $500 for the iLightbulb.
A: Twenty. 1 to hold the bulb 2 to turn the ladder and 17 to be on the guest list.
One. They hold it in place and wait for the world to revolve around them.
Holding the pig together.
Toucan
Two. One to do it, the other to give him his ribbon.
I dunno. Let's google it!
Alphabet Soup.