How many movies have Hal Sutherland and Lou Scheimer collaborated on?

They have worked on 4 movies together! Their first movie together was Daffy Duck and Porky Pig Meet the Groovie Goolies (1972) while their highest rated movie together was Pinocchio and the Emperor of the Night (1987). They have not worked together since Pinocchio and the Emperor of the Night (1987). They are most known for their animation films together.