Donny Hathaway Raphael Saadiq Bill Withers Anthony Hamilton Rick James 9th Wonder Bilal Musiq Vivian Green Smif-N-Wessun Jackie Wilson Az Brand Nubian Al Green Pete Rock And C L Smooth Aloe Blacc Glenn Lewis Ben L'Oncle Soul Marvin Gaye Gregory Porter Stevie Wonder Enchantment Curtis Mayfield Remy Shand Ben L'Oncle Lucy Pearl Poor Righteous Teachers John Legend The Velvelettes Earl St. Clair Jazmine Sullivan James Brown Jamie Collum Smooth Jazz Brooklyn Funk Essentials Teena Marie Grady Tate Jesse Anderson The Masqueraders Fonzi Thornton The Blenders Zigzag Andy Bey Moogulator Leon Ware Gina X Willie Hutch Joe South Coffey Anderson