Featured on the sophomore album 'With The Beatles,' this tune stood out as a particularly brilliant example of Paul's songwriting prowess. Music historian Mark Lewisohn extolled it in his book, labeling it as "magnificent... by far (McCartney's) best, most complex piece of songwriting yet."

The Beatles' first-ever recording is one of the most valuable recordings in the world, but Paul McCartney didn't get it back until 20 years after it was made

A similar writing approach from Paul and John resulted in the song 'Baby, You're a Rich Man' - also released in 1967. The track was the B-side to the non-album single 'All You Need Is Love', which hit shelves on July 7, 1967.

Paul McCartney has opened up about what it was like to play live with The Beatles as he admitted not every song went down well with fans, especially Baby's in Black

Even though The Beatles had their struggles, they all still cared deeply for each other, and the songs Paul McCartney wrote for their children reflect this.

The song, which featured on the band's second album 'With The Beatles ', was viewed as one of Paul's best tracks yet for the band. In his book about the band, Mark Lewisohn said: "magnificent... by far (McCartney's) best, most complex piece of songwriting yet"

Paul McCartney opened up about his unique bond with Ringo Starr, saying "it's something hardly anyone else has." Despite The Beatles parting ways more than 50 years ago, Paul and Ringo have stayed close and still collaborate from time to time.

The Beatles star is kicking off his Got Back tour in Palm Desert — the only California stop on the tour — before heading to 15 other cities across the U.S. and Canada. The tour will end in Chicago with two shows at the United Center on Nov.