How many movies have Rupert Henning and Uli Brée collaborated on?

They have worked on 9 movies together! Their first movie together was Ach Baby, ein Baby! (1999) while their highest rated movie together was How I Taught Myself to Be a Child (2019). They have not worked together since Alle Nadeln an der Tanne (2020). They are most known for their comedy films together.