His late father, producer George Martin, was known as the "fifth Beatle"
It has also hit milestones including fastest-selling single of the year and most-streamed Beatles track in one week
He also recalled how it was a “sneaky ambition” of his to write a song for the James Bond franchise
The filmmaker worked with the band on ‘Now And Then’ and the ‘Get Back’ docu-series
It comes as the band recently shared their “final” track ‘Now And Then’
It could also be the band's first chart-topping single in 54 years
"Oh God, it’s sad these guys are not here"
It features recently unearthed footage of the Fab Four
"What a beautiful moment!"
Violinist Charlie Bisharat only found out for certain that he was on the track this week, and said the project was "a lifelong dream"