Mark Rivera is best known as Billy Joel's saxophonist, as well as musical director for Ringo Starr and his All Starr Band. Rivera is a multi-instrumentalist and vocalist who over the past fifty years has shared the stage and supported some of Rock 'n' Roll's greatest performers, including John Lennon, Paul McCartney, Elton John, Simon & Garfunkel, Foreigner, Peter Frampton, Tony Bennett, Sheila E., Joe Walsh, Hall & Oates, and Peter Gabriel.