How many movies have David Lazer and Jerry Juhl collaborated on?

They have worked on 7 movies together! Their first movie together was Emmet Otter's Jug-Band Christmas (1977) while their highest rated movie together was The Muppet Movie (1979). They have not worked together since The Very Best of the Muppet Show: Volume 3 (2001). They are most known for their music films together.