John Mayer
Sarah Brightman
Leonard Cohen
Jimmy Kimmel Christina Aguilera Sarah McLachlan
Miley Cyrus ... Hannah Montana Miley Stewart
Anna Faris Duffy Kristen Wiig Bill Hader
未知
Sheryl Crow
Željko Lučić Maria Guleghina John Relyea Dimitri Pittas
Joyce DiDonato Juan Diego Flórez Peter Mattei John Del Carlo John Relyea Brian Davis Mark Schowalter Rob Besserer Maurizio Benini
Marcello Giordani Susan Graham John Relyea Patrick Carfizzi James Levine
Karita Mattila Marcello Giordani Dwayne Croft Sasha Cooke 詹姆斯·莱文 Richard Bernstein
蕾妮·弗莱明 Marco Armiliato Dwayne Croft Thomas Hampson James Levine Robert Lloyd Paul Plishka Ramón Vargas Patrick Summers
Karita Mattila Juha Uusitalo Ildiko Komlosi Joseph Kaiser Kim Begley Patrick Summers
蕾妮·弗莱明 Thomas Hampson Michael Schade Daniel Clark Smith Roger Andrews Kurt Phinney Richard Pearson
Mageina Tovah John T. Woods Rob Zabrecky