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
Muhammad Ali vs. Larry Holmes Athletic Committee, but it was not made public at that time. Based on the report, Ali was granted a boxing license in Nevada. Ali weighed in at 217½ pounds, his lightest weight since he defeated George Foreman on October 30, 1974. There were no knockdowns, but Holmes dominated the fight and was given every round by all three judges. Holmes won through a technical knockout after Ali's trainer Angelo Dundee stopped the fight after the tenth round. According to the "Telegraph": According to Ferdie Pacheco, Ali's former ring doctor, "All the people involved in this fight should've been arrested. This