Papa Wemba an audience with other (at the time) new musical acts such as Bella-Bella and Empire Bakuba. In December 1974, at the pinnacle of their fame (and just a month after the Rumble in the Jungle between Muhammad Ali and George Foreman in Kinshasa), Papa Wemba (usually called 'Shungu Wembadio' at this point in his career) along with Evoloko Lay Lay, Mavuela Somo and Bozi Boziana, left Zaiko Langa Langa to establish their own musical ensemble "Isifi Lokole." Wemba later claimed that ISIFI was an acronym for "Institut du Savoir Ideologique pour la Formation des Idoles," a claim that has still
The Rumble in the Jungle dubbed the rope-a-dope). As a result, Foreman spent his energy throwing punches (without earning points) that either did not hit Ali or were deflected in a way that made it difficult for Foreman to hit Ali's head, while sapping Foreman's strength due to the large number of punches he threw. This loss of energy was key to Ali's "rope-a-dope" tactic. Meanwhile, Ali took every opportunity to shoot straight punches to Foreman's face (which was soon visibly puffy). When the two fighters were locked in clinches, Ali consistently out-wrestled Foreman, using tactics such as leaning on Foreman to make Foreman support