He had in his own pews.
or
Two… one to tell the engineer to do it, the other to say "I don't know, what do you think?"
or
Sunday!
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Bike helmets don't fit hippos
or
None. There never was any light bulb.
Notes: Probably the only really good light bulb joke of 1984.
or
The hundred yard dash.
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Only one, but they get three tech. reports out of it.
or