Pianist Valentina Lisitsa on her debut at the Royal Albert Hall
She has become known as the Justin Bieber of classical music.
The Ukrainian born pianist, Valentina Lisitsa has had nearly 50 million hits for her YouTube videos and this week she stages her own solo concert at London's Royal Albert Hall.
Fans from around the world have voted online for the music they want her to play. And the concert will be released on the internet a day later.
BBC Russian's Alex Kan reports.