Singer-turned-boxer Andy 'Kid' Clave signs a contract with a shady promoter Joaquin Vargas. But Clave turns against Vargas when the promoter's thugs kill Clave's girlfriend when he thinks about backing out of the contract. While seeking a way to get revenge against Vargas, Clave learns that he has a blood clot in his head. But nothing will deter him from getting his revenge and making a shot at the title.

Don Kirshner's Rock Concert is an American television music variety show that ran during the 1970s and early 1980s, created and produced by Don Kirshner and syndicated to television stations. It premiered on September 27, 1973, with a performance by The Rolling Stones; its last episode was in 1981.