Because he wanted to be on time.
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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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Time is fun when you're having flies
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A sponge!
or
It needed a root canal.
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None. They just let Marketing explain that "Dead Bulb" is a feature.
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Two. One to assure the everything possible is being done while the other screws the bulb into the water faucet.
or
He made sure his pools were clean and his lawns were mowed.
or