Three. One to climb the ladder while the second kicks the ladder out from under her. And the third to say, "I knew that was too high for you dear."
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One; she designs the bulb to crawl up the wall, unscrew the old one, and screw itself in.
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I don't know. I didn't think sheep could knit
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Seven. One to change it and the other six to sing about how good the old one was.
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