Anyone who's been in St. Pancras train station in London will be aware that there's a piano there, waiting for anyone who wants to play it to come along and pull up the stool.

Well, yesterday Elton John went one step better by donating a brand new (and signed - which you'll see below) Yamaha piano to the station.

It would only be right if he christened it with a tune, which he duly did.

Watch him play a little ditty below: