- Nicole Cabell & Ricky Ian Gordon
- Bryn Terfel, Paul Gemignani, Renée Fleming & Welsh National Opera Orchestra
- Brigitte Fassbaender, Dame Joan Sutherland, Dame Kiri Te Kanawa, Della Jones, Leone Magiera, Leontyne Price, Lucia Popp, Marilyn Horne, Mirella Freni & Norma Burrowes
- Isabel Bayrakdarian, Zheng Cao, Joyce DiDonato, Susan Graham, Paul Groves, Keith Phares, Frederica von Stade, Dawn Harms, CarlaMaria Rodrigues, Emil Miland & Jake Heggie
- Frederica von Stade
- Jon Spong & Sherrill Milnes
- Dawn Upshaw & Margo Garrett