How many movies have Irena Bočková and Miroslav Hladký collaborated on?

They have worked on 4 movies together! Their first movie together was 'Okay, Boss...!' (1978) while their highest rated movie together was Píseň o stromu a růži (1979). They have not worked together since Matěji, proč tě holky nechtějí? (1981). They are most known for their comedy films together.