the new mastersounds, Nikka Costa, Ohio Players, The Meters, Parliament Funkadelic, Sly and the Family Stone, Graham Central Station, Prince, James Brown, The Bar Keys, Isaac Hayes, Jimmy McGriff, The Bamboos, Fred Wesley, Brothers Johnson, Al Green, Staples Singers, Trombone Shorty, Earrth Wind and fire, The Gap Band, Barry White, Charles Bradley , Otis Redding, Jonny Guitar Watson...
To name just a few...