How many movies have Emrah Ertem and Peter Rühring collaborated on?

They have worked on 3 movies together! Their first movie together was Die Bullenbraut (2005) while their highest rated movie together was 2030 - Aufstand der Alten (2007). They have not worked together since 2030 - Aufstand der Alten (2007). They are most known for their comedy films together.