How many movies have Rene Khobua and Revaz Gabriadze collaborated on?

They have worked on 5 movies together! Their first movie together was Don't Grieve! (1968) while their highest rated movie together was Kin-dza-dza! (1987). They have not worked together since Ku! Kin-dza-dza (2013). They are most known for their comedy films together.