In a new online Q&A, Paul McCartney discussed the “nerve-wracking,” “nail-biting” experience of recording a new duet with Barbra Streisand.

It was a dream I didn’t think of. It seemed impossible. But which turned out to be wonderfully amazing when it did come true.

A video clip shows a member of the public busking in the street for spare change - but fans are only just realising it is a ...