The Beatles perform onstage at the Cavern Club on August 22, 1962.(L-R) George Harrison, Paul McCartney, John Lennon. (Photo by Michael Ochs Archives/Getty Images)
NEW YORK, N.Y. – September 30, 1968: Grace Slick and Paul Kantner of Jefferson Airplane in Concert in Central Park for a free concert on September 30, 1968 in New York, New York.. (Photo by MediaPunch/Shutterstock)
