The search begins in London, King's Cross & St. Pancras. Two of the world's most respected performers, Lang Lang and Mika, secretly watch on as passionate amateurs play the public pianos at train stations.

The search for Britain's best amateur pianists rolls into Leeds train station, with a Chopin lover, a piano on wheels, and a unique performance that stops the station in its tracks.

In Glasgow, an 86-year-old father of 11 hits the keys as more outstanding amateur pianists wow the public. There's also an Elton John-playing YouTube star and a boogie woogie biker.

At Birmingham New Street, things get misty-eyed as a Welsh retiree takes the piano off down memory lane. Plus: a unique Harry Styles cover and some toe-tapping Jerry Lee Lewis.

The four pianists prepare for the final - to play before a packed house at the Royal Festival Hall. Who will deliver the winning performance? And will there be a last twist on the night?

Claudia Winkleman presents the final concert at the Royal Festival Hall, featuring performances by Lang Lang, Mika and the finalists of the competition.

Claudia, Mika and Lang Lang are back with a festive songbook, secret Santa, celebrity surprise and an unmissable musical finale for the holiday crowds at London's King's Cross station.

Claudia Winkleman, Mika and Lang Lang return for a brand-new search to unearth more of the UK's most exciting amateur pianists, starting at Manchester Piccadilly station.

At Cardiff Central train station in Wales - 'the land of song' - the search for more amazing amateur pianists continues with triplets and a man on a bike singing about conkers.

At Edinburgh Waverley station, Claudia, Mika and Lang Lang are blown away by a boy in a bow tie and charmed by a piano-playing postie, and get caught up by an Argentine tango.

At London's Victoria Station, a romantic milkman plays his heart out. There's a soulful rugby player. And Lang Lang hails 'the new Bach'. But who's going to the final?

At Liverpool Lime Street, Claudia, Mike and Lang Lang hear the skills of a rapping call centre manager and the infamous Billy the Hat, and join with in a station sing-a-long.

With the final concert approaching, Mika, Lang Lang and Claudia make a surprise late change to the line-up as they get the chosen amateur pianists ready for the big stage.

It's the big night. At the final concert the pianists play live in front of a sold-out auditorium. Who'll be awarded the coveted performance of the night?