Ali Saleh Kiba, best known as Ali Kiba or occasionally as King Kiba, is a Tanzanian musician and songwriter. He is one of the most talented musicians in East Africa and mostly considered the King of Bongo Flava music Genre. He is from Kigoma and the owner of Kings Music label and the Crown Media Group. With hit songs such as Mwana, Aje, Chekecha Cheketua, Cinderella, Nakshi Mrembo, Usiniseme, Dushelele, Single Boy with Lady Jaydee, Mapenzi Yana Run Dunia,mahaba,mama with legendary yvone chaka chaka and Macmuga. Ali Kiba is usually regarded as one of the most successful Bongo Flava stars usually associated with close rivalry with Diamond Platnumz.

Robert Sylvester Kelly is an American former singer, songwriter, and record producer. He is credited with prolific commercial success in R&B, hip hop, and pop music recordings, earning nicknames such as "the King of R&B", "the King of Pop-Soul", and "the Pied Piper of R&B". Kelly's career ended in 2019 following his arrest and subsequent convictions on federal racketeering and sex trafficking charges involving sexual abuse of minors, for which he was arrested that same year.