Two, one to screw it in, and another to repent.
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The League of Extraordinary Con Men.
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A puddle!
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A hippopota-mess
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A cow walking backwards
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The barman says, "Is this some kind of joke?"
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Two. One to take notes while the other screws it into the faucet.
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Minivans.
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None. Any changes will have to be implemented in software.
or