GrayRock brought in legendary Rock & Roll Hall of Fame singer-songwriter-piano player Leon Russell for a private function in NY. Guests sang along as Leon performed hit after hit of his iconic songs. For six decades, Leon has been a solo artist, session musician and has been a sideman for some of the biggest names in the industry including The Rolling Stones, Elton John, Joe Cocker, Frank Sinatra, Bob Dylan, Eric Clapton, George Harrison, Ray Charles, BB King and many more.