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NEW YORK - JUNE 10: Pianist and entertainer Ray Charles performs onstage with his orchestra and back up singers 'The Raelettes' at Sound blast '66 at Yankee Stadium on June 10, 1966 in New York City, New York. (Photo by Michael Ochs Archives/Getty Images)

NEW YORK - JUNE 10: Pianist and entertainer Ray Charles performs onstage with his orchestra and back up singers 'The Raelettes' at Sound blast '66 at Yankee Stadium on June 10, 1966 in New York City, New York. (Photo by Michael Ochs Archives/Getty Images)