How many movies have Norbert Walter and Sebastian Ströbel collaborated on?

They have worked on 3 movies together! Their first movie together was Nein, Aus, Pfui! Ein Baby an der Leine (2012) while their highest rated movie together was Der Wunschzettel (2018). They have not worked together since Der Wunschzettel (2018). They are most known for their comedy films together.