Radio.blog Search: 01 Bobby 'Blue' Bland 02 Isaac Hayes 03 Patti Labelle 04 Boyz II Men 05 En Vogue 06 Toni Braxton 07 Isley Brothers 08 Nancy Wilson 09 Whitney Houston 10 Boyz II Men 11 Vanessa Williams 12 Patti Labelle 13 Vanessa Williams 14 Stevie Wonder 15 Brook Benton 16 Brian McKnight 17 Babyface 18 Christina Aguilera 19 Michael Bolton 20 Patti Labelle