Gene Kelly was a legendary dancer who viewed the world as a percussive instrument. In the film 'Summer Stock,' he performed a solo dance routine using only a newspaper and a squeaky floorboard. Kelly actually treated the floorboard as a musical instrument, carefully testing different spots on the stage to find the exact pitch of the 'squeak' he wanted for his choreography. When he couldn't find a board that squeaked consistently during filming, he had the sound engineers record various squeaks and sync them to his movements in post-production. This 'instrument' allowed him to show that dance could be music without the need for a band. It cemented his status as a movie legend who found rhythm in the most mundane objects, turning a film set’s flaw into a masterpiece of cinematic sound.