"Sick" Jagger: How The Beatles Made Mick Green with Envy

The Fab Four's Continuing Legacy: From Charitable Concerts to Symphonic Celebrations

• John Lennon's departure from The Beatles, 55 years on

• The Beatles' enduring appeal in film and music

• Mick Jagger's grudging admiration for the Fab Four

First up, let's hop in our yellow submarine and travel back to this very day, 55 years ago. On September 20, 1969, our dear Johnny boy decided to drop a bombshell on his bandmates. In a move that would make…