© Dieter Telemans / Panos Pictures..Music in Kinshasa, Democratic Republic of Congo. 12/2001..Concert of JB Mpiana (Bin Adam) in the stadium. Today JB Mpiana is together with Werrason the most popular singer. They started to play together in the group Wenge Musica. Today Wenge musica has split up in at least eight different groups. JB called his group Wenge Musica BCBG, Werrason called his Wenge Musica Maison Mre..