Rethabile Thabo Mantsoe,known as "Bvby Boi Rex" born on the 15 of March 2006, in Welkom,Free State in South Africa.Started doing music back then in 6th Grade in 2018 with "Tay Le GOAT".They recorded their first song titled "Money" together at the "Mobb Gang studio"at only 12 years old,in 2018 but it didn't drop on digital streaming platforms.Bvby Boi Rex has always been surrounded by "YoungBoy Never Broke Again's" music even to this day he still surrounded by "YoungBoy's" music,and Bvby Boi Rex claims that he been listening to YoungBoy Never Broke Again ever since 2016 and he is his role model.In 2021 Bvby Boi Rex dropped his first song alone "Issa Vibe" on digital platforms,and been going back to back dropping hits till this day like "Retarded" and the EP "Slime Mentality" which dropped in March 2022.