The Beatles made some of their best music in the second half of the 1960s. A friend of the band said they weren't focused on their songs.

Released in 1963, The Beatles single “Not a Second Time” is the quintessential tune of the group’s teenie-bop era. However, amidst the boyish harmonies is a George Martin piano solo that ...

Forbes contributors publish independent expert analyses and insights. Hugh McIntyre covers music, with a focus on the global charts.

Even before The Beatles went their separate ways in 1970, John Lennon had begun recording and releasing his own music.