I can't think of any funny moments from The Flintstones.
Even the wisecracks like "It's a living" don't make any sense as a punchline, even when followed by canned laughter.
( Edd: The Unfunny Try-Hard Edgelord, Fri 1 Oct 2010, 16:06, archived)

I just remember the bit where Wilma said bollocks.

( BraynDedd Natasha Kaplinsky's labia majora, Fri 1 Oct 2010, 16:08, archived)