I saw Fritz the Cat at a local porno theater when i was a child and found it to be quite dull. Years later, I saw the Terry Zwigoff documentary on Robert Crumb- Fritz's comic book creator, and I had my reason for the dullness.
It was the first cartoon to get an X rating, and recall feeling cool for sneaking in with my pals Ziggy and Georgey to see it. But, I didn't enjoy the film at all, and neither did they.
Here's a sample:
Yawn.