For today's Global Hit, novelist Geoff Dyer reads his own detailed description of a Indian classical music being performed by the Ganges river, under the stars.

It's not everyday that a classical pianist gets an audience in the billions.

A young man named Lang Lang knows the feeling, though.

He played the piano at the Beijing Olympics opening ceremony last year.

Now the 26-year -old is one of the world's biggest music stars. The World's Alex Gallafent has today's Global Hit.