Two. One to hold the bulb and the other to rotate the planet.
or
Oh wow, is it, like, dark, man?
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Bike helmets don't fit hippos
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To the mooooooovies.
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Because he wanted sweet dreams.
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It’s Hans free.
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The Bunsen burner replied, "It's just a phase you're going through."
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A car only has one horn.
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A living room!
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but it was a little Chewie.
or