Etta James Ella Fitzgerald Billie Holiday Sarah Vaughan Dinah Washington Diana Krall Norah Jones Nancy Wilson Nina Simone Keb Mo Robert Cray Louis Armstrong Tony Joe White Janis Joplin Florence Welch Amazing Rhythm Aces Ray Charles Chet Baker Carmen Mcrae Dean Martin Gnarls Barclay Alabama Shakes Gnarly Barkley Van Morrison Lauryn Hill Supremes Gregory Porter John Legend Diana Ross Blossom Dearie Blues Brothers Joni Mitchell Smokey Robinson Elli Fordyce Rosemary Clooney Stan Getz Masahiro Sayama Count Basie Emeli Sande Tommy Dorsey Catherine Russell Buddy Guy Stevie Ray Vaughan Irma Thomas Taj Mahal Jeff Buckley Doris Day Anthony Hamilton The Marvelettes