Lang, W

Daniel Behle (tenor), Benjamin Engeli (piano), Stephanie Bühlmann

Edward Rushton (piano), Valentin Johannes Gloor (tenor), Sybille Diethelm (soprano)

Fabienne Romer, Sybille Diethelm (soprano)

Monique Muller

Gottlieb Wallisch (piano)

Peter Hottinger, Laura Lienhard, Graziella Rossi, Helmut Vogel, Jonas Kreienbühl, Mirjam Tschopp, Andrea Wiesli (piano)

Sybille Diethelm (soprano), Fabienne Romer (piano)