How many movies have Lefteris Vlahos and Stavros Paravas collaborated on?

They have worked on 6 movies together! Their first movie together was Eftyhos... trellathika! (1961) while their highest rated movie together was Μπετόβεν και Μπουζούκι (1965). They have not worked together since Fifis the Unbeatable (1966). They are most known for their comedy films together.