Five: one to handle the bulb and four to contemplate how David Sanborn would've done it.
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Buy a deck of cards.
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Only one, but she/he'll have to go out and buy the light bulb adaptor card first, which is extra.
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Thoreau editing Thorough.
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Two — one to screw it most of the way in and the other to give it a surprise twist at the end.
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