UGumede ngumdlali wesigingci sebhesi owasebenza nezinye izihlabani ezidume umhlaba wonke njengoHugh Masekela , Letta Mbuli , Harry Belafonte , Caiphus Semenya , Brenda Fassie , Winston Mankunku Ngozi , Kippie Moeketsi , Abdullah Ebrahim , Jonas Gwangwa , Tim Thomas , Margaret Singane , Stimela nabanye .