I had fun making harsh noise with metal CDs,
Playing every songs at the same time, or slowing down the stuffs...
The result can be surprising.
What do you think?
SLAYER: Every songs played at the same time
https://www.youtube.com/watch?v=LJMVSmRgCQw
EUROPE: Every songs played at the same time
https://www.youtube.com/watch?v=fIxLeq16YVs
CATHEDRAL: Every songs played at the same time & slowed down
https://www.youtube.com/watch?v=E-iSWjRJcMU