In this video, a room full of deejays (including a few world champs) create a cacophony of noise by using vinyl to reconstruct classical music. They call themselves the Philharmonic Turntable Orchestra and are described as the "world's first ensemble performance using only turntables and mixers." They recommend putting on headphones before hitting play.
Here's its behind-the-scenes video:
https://youtu.be/J2KK3vqJqog
Thanks, Stewart!