The Man Who Would Be Polka King(2009)

Overview:

A polka kingdom crumbles in this documentary tracing the rise and fall of dubious duple meter master Jan Lewan. A Grammy-nominated polka superstar who defected from Poland to the West in the 1970s, Lewan created a musical empire that made him an internationally-recognized figure. When scandal erupted and Lewan's shady dealings were revealed, fans couldn't believe that their hero had committed one of the largest polka-related financial crimes in history.