Originally Idlewild was written as a music video treatment, until the success of their album "Speakerboxxx/The Love Below" encouraged them to expand it into a feature film. The film was going to premiere on HBO but it was ultimately decided to release it in theaters.
During the first big song sung by Big Boi, the camera is on Andre playing the piano. A few seconds later, you see Big Boi dancing around the stage, but there is no one at the piano.