How many movies have David Jan Novotný and Jiří Lábus collaborated on?

They have worked on 4 movies together! Their first movie together was Jak rodí chlap (1980) while their highest rated movie together was Hodinářova svatební cesta korálovým mořem (1980). They have not worked together since Eliška Likes It Hot (1999). They are most known for their comedy films together.