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
George Foreman profile, however, made a title shot against Moorer, 19 years his junior, a lucrative prospect at seemingly little risk for the champion. Foreman's title challenge against Moorer took place on November 5 in Las Vegas, Nevada, with Foreman wearing the same red trunks he had worn in his title loss to Ali 20 years earlier. This time, however, Foreman was a substantial underdog. For nine rounds, Moorer easily outboxed him, hitting and moving away, while Foreman chugged forward, seemingly unable to "pull the trigger" on his punches. Entering the tenth round, Foreman was trailing on all scorecards. However, Foreman launched