Only one, but it sure takes a shitload of light bulbs!
or
In the neigh-borhood.
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It's time to go to sweep.
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A ruler.
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They both have trunks
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Do you swear to pull the tooth, the whole tooth and nothing but the tooth?
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A porcupine with split ends
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Twenty. One to hold the bulb, two to turn the ladder, and seventeen on the guest list.
or