Four. One to change the bulb and three to whine "It's too high"
or
He was a dirty double crosser!
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Cause your the only one Hair.
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A kitten.
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One is really heavy, the other is a little lighter.
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Two: One to hold it, one to hammer it in.
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Root beer.
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None. The light bulb contains the seeds of its own revolution.
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Because they are black and white.
or