19th May 1967:  The Beatles celebrate the completion of their new album, 'Sgt Pepper's Lonely Hearts Club Band', at a press conference held at the west London home of their manager Brian Epstein. The LP is released on June 1st.  (Photo by John Pratt/Keystone/Getty Images)
The Beatles have become so influential in pop culture that university courses were created to study their career. Getty Images

Rock 'n' roll university: The academic courses that explore the life and music of The Beatles