La Wally, Act I: Tra la la, tra la la, bravo Gellner - Song by Alfredo Catalani, Bernd Valentin, Susanne Langbein, Kristina Cosumano, Johannes Wimmer, Tiroler Landestheater Chorus, Innsbruck Symphony Orchestra, Alexander Rumpf, Marc Kugel, Susanna von der Burg