ROCK 'N' ROLL (LP)In the five years following the break up of the Beatles, John Lennon established himself as a critically and commercially successful solo artist in addition to dealing with a number of private and public tribulations. Lennon eventually released ROCK 'N' ROLL, a batch of covers ranging the gamut of early rock classics from the '50s and '60s. Lennon threw himself lovingly into this project that hearkened back to the simpler times of being a teenager