what i was hearing that he was giving direction to the chorus when they were pre recording feux de l'amour songs before alain makaba arrived might be true
for those who dont know champion despite not being a wenge 4X4 member was sneaked into the private rehearsals to participate along with mbokaliya in the guitar section,then one few occasions the youngest guys savimpi and ferre would come to cover somebody for few sessions(until ferre got forced to stop)
