None. There never was any light bulb.
Notes: Probably the only really good light bulb joke of 1984.
or
They're both plastic and little boys turn them on.
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Because he wasn't peeling well!
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Two. One to assume the ladder and one to change the bulb.
A': None. If the government would just leave it alone, it would screw itself in.
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the barman says "Oi - get out! We don't want your type in here"
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In a hambulance.
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It held up a pair of pants.
or