How many movies have Erich Neureuther and Johanna Bittenbinder collaborated on?

They have worked on 2 movies together! Their first movie together was Der Komödienstadel - Karten lügen nicht (2005) and was their highest rated movie together. They have not worked together since Der Komödienstadel - Die Versuchung des Aloysius Federl (2007).