Watch CineCalidad. John Lennon, Yoko Ono, Little Richard, The Doors, Chuck Berry, Alice Cooper, and other legendary musicians performed at the 1969 Toronto Rock and Roll Revival music festival. This behind-the-scenes look at “the second most important event in rock and roll history” culminates in John Lennon’s first public performance with The Plastic Ono Band, triggering his decision to leave the Beatles.