From the moment they first met on July 6, 1957, John Lennon and Paul McCartney forged a bond that would change music forever. They were the driving force behind the Beatles, and when their names appeared together on a record, a timeless hit was all but assured. But who wrote what, how they worked together, and what made their chemistry potent continues to fascinate. In this special issue filled with beautiful photos, we explore John and Paul's unique friendship, from their origins in Liverpool and their formative years in Hamburg, to the highs and lows of Beatlemania and beyond.