I was amazed, I never knew they worked.
or
None. They will never find a bulb that burns as brightly as the old one.
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The lettuce came in ahead, the egg got beat and the faucet is still running.
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It left its tracks.
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None, because people who glow in the dark don't need light bulbs.
Note: Topical to the Chernobyl Reactor disaster of 1984.
or