Diana Krall Norah Jones Katie Melua Ella Fitzgerald Sarah Vaughan Billie Holiday Etta James Dinah Washington Nancy Wilson Feist Melody Gardot Keb Mo Robert Cray Madeleine Peyroux Stacey Kent Nina Simone Tony Joe White Stacy Kent Amazing Rhythm Aces Jane Monheit Sade Amy Winehouse Pink Martini Tony Bennett Sophie Milman Frank Sinatra Holly Cole Patricia Barber Emilie Claire Barlow Cassandra Wilson Joni Mitchell Van Morrison Chet Baker Louis Armstrong Oscar Peterson Aretha Franklin Tierney Sutton Chris Botti Sarah Munro Carmen Mcrae Silje Nergaard Seal Rebekka Bakken Harry Connick Jnr Karen Souza Mel Torme Celine Dion Eliane Elias Ray Charles