Three - one to cast the bulb into the outer darkness, and two to catch it when it falls.
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Slippers.
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Rootbeer.
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Five. One to change the bulb and eleven to say they could do it faster.
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One. You don't believe me do you? I've got photos! See that big blob? Well, just squint your eyes a bit. . . .
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To log on.
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One. No, two. No... How many do we have on the truck?
or