"Leo Lichtman" wrote in message
...

wrote: If we're talking about the stuff
inside that keeps the body of a cateye nice and round, it's known as
the vitreous humor: (clip)
^^^^^^^^^^^^^^^^
Dear Carl,
Your remark is vitreous humor humor.
Jokes about glazed ceramics would be vitreous humor.
Jokes about my first comment would be vitreous humor humor humor.


This sounds like a joke from Rowan and Martin's Laugh-in.