Christian Senn, Claudia Iten, Coro della Radio Svizzera, Diego Fasolis, Horst Lamnek, I Barocchisti, Loredana Bigi, Makoto Sakurada, Robert Getchell & Roberta Invernizzi
Dagmar Peckova, Melanie Diener, Hungarian Radio Chorus, Staatskapelle Weimar, Mario Hoff, Renatus Meszar, Alexander Gunther, Die Ameisenkinder Choir of the Goethe Gymnasium, Weimar & Carl St. Clair
Dame Joan Sutherland, Anastasios Vrenios, Gabriel Bacquier, Martina Arroyo, Huguette Tourangeau, Philharmonia Orchestra, Nicola Ghiuselev & Richard Bonynge