Joyce DiDonato Juan Diego Flórez Daniela Barcellona Eduardo Valdes Oren Gradus John Osborn Olga Makarina Gregory Schmidt
Eva-Maria Westbroek Marcelo Álvarez George Gagnidze Jane Bunnell Ginger Costa-Jackson Patricia Racette Lucas Meachem Andrew Stenson
Anna Netrebko Dolora Zajick Dmitri Hvorostovsky Yonghoon Lee Štefan Kocán Maria Zifchak Edward Albert David Lowe Raúl Melo