Watch Fritz the Cat (1972) full movie.
Fritz the Cat Synopsis: A persiflage on the protest movements of the 60s. Its hero is the bold and sex-obsessed tom-cat Fritz the Cat, as created by the legendary underground artist Robert Crumb. Quitting university Fritz the Cat wanders through the hash, Black Panther and Hell’s Angels scenes to find to himself.
Director: Ralph Bakshi
Writers: Ralph Bakshi, Robert Crumb
Stars: Skip Hinnant, Rosetta LeNoire, John McCurry
More infor: Wikipedia, IMDB