From performance to recording and arranging, McCartney said the group found ways to make themselves a little different from the competition

According to ScreenDaily.com, McCartney will lend his voice to Paul McKenzie, a walrus who also happens to be a left-handed bassist, like the Beatles legend himself, and who plays in a band called The Sweets.

As Paul McCartney celebrates his 83rd birthday with his nearest and dearest, let's take a look inside his lavish London home.