The best-selling band in history, with sales of over a billion, The Beatles achieved more sales in the US than any other artist. Formed in Liverpool in 1960, The Beatles had their roots in skiffle and 1950s rock 'n' roll, but as their career progressed they dabbled in many musical forms. The Beatles' first single, "Love Me Do," was released in 1962, becoming a modest hit. The following year saw the advent of Beatlemania, and they became known as the...