How many movies have Brigitte Grothum and Helmut Weiss collaborated on?

They have worked on 3 movies together! Their first movie together was Der erste Frühlingstag (1956) while their highest rated movie together was Lemkes sel. Witwe (1957). They have not worked together since Mein ganzes Herz ist voll Musik (1959). They are most known for their comedy films together.