How many movies have Bernard Musson and Guy Villette collaborated on?

They have worked on 4 movies together! Their first movie together was Le Cri du cormoran, le soir au-dessus des jonques (1971) while their highest rated movie together was The Discreet Charm of the Bourgeoisie (1972). They have not worked together since That Obscure Object of Desire (1977). They are most known for their comedy films together.