The Chinese pianist Lang Lang is considered the world’s No. 1 classical music star. < Lang Lang: The Art of Being a Virtuoso > links him and his piano hero, Franz Liszt. Two men, who made their childhood dreams come true and ascended to the ranks of the greatest musicians the world has seen. Acclaimed filmmaker Thomas Grube was granted exclusive access this summer and accompanied Lang Lang through China, the U.S. and Europe. His film offers a revealing inside view into the life and mind of the modern virtuoso. The documentary was produced for five months in Shanghai, Shenzhen, Chicago, Milan, London, New York, and Berlin.