Tom Dunne: My sweet Lord...the mystery of the piano that unites The Beatles, Bowie and Queen

You might not have even noticed it, but you've definitely heard it - the incredible instrument that has featured on so many classic tracks 

The Beatles, Queen, Elton John and David Bowie were just a few of the people to play the Bechstein at Trident Studios.

So what do Bowie’s Life on Mars, The Beatles’ Hey Jude, Nilsson’s Without You and The Rats’ Don’t Like Mondays all have in common?

A simple answer is that they were all recorded in Trident Studios in Soho, but there is a more intriguing connection, almost a mystery guest on each track. A guest that is hard to find.