The letter H.
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"The way you make me feel, it really turns me on!"
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50. One to screw in the light bulb and the remaining 49 to guard him .
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Because there's no one else to wag it for him.
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Because an undocumented worker has been living on his head for the past 2 decades!
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Only two, but the hard part is getting them into the light bulb.
or