Héctor Lavoe a guest singer with the Fania All-Stars for several shows. One of the group's notable performances took place in the Kinshasa province of the Zaire (modern day Democratic Republic of Congo) where the group performed as part of the activities promoting The Rumble in the Jungle, a boxing fight between Muhammad Ali and George Foreman for the heavyweight championships of the World Boxing Council and World Boxing Association. The Fania All Stars recorded several of their tracks during live concerts. Lavoe was part of the group when the All-Stars returned to Yankee Stadium in 1975, where the band recorded a
The Rumble in the Jungle speed and technical skills, while Foreman's raw power was his greatest strength. Defying convention, Ali began by attacking Foreman with disorienting "right-hand leads". This was notable as it seemed that close-range fighting would inevitably favor Foreman and leave too great a chance that Ali would be stunned by Foreman's powerful haymakers. Ali made use of the right-hand lead punch (striking with the right hand without setting up the left) in a further effort to disorient Foreman. However, while this aggressive tactic may have surprised Foreman and allowed Ali to punch him several times in the head, it failed to significantly