Watch Bad Boy Made Good: The Revival of George Antheil's 1924 Ballet Mécanique

In 1924, a young American composer in Paris wrote the world's most outrageous piece of music. It was scored for seven percussionsts, two pianists, three airplane propellors, and a siren. Not to mention 16 synchronized player pianos. It took 75 years for this piece to be heard. This is its story.