Read this: Slipknot’s 9 wildest onstage injuries
Even more bizarre than however many hundreds of discs came from that purchase, though, is the time a "a relative of mine convinced me to invest in pet stores, in supplying pets – fish – for pet stores around the area," Corey says. "And that was a lot."
After "drugs got involved", the musician reveals grimly that "not only did the entire operation get seized, almost all the animals died".
To make matters worse, Corey was seemingly unaware of how tax worked and that "you were supposed to set stuff aside for taxes". His "really great accountant" sorted everything out in the end, but, he concludes, "Basically, it was a very, very, very expensive lesson."
Unsurprisingly, the 46-year-old has made some brilliantly geeky (and much more sensible) purchases in his life, too – from a George Lucas-signed Boba Fett helmet, to a Spider-Man pinball machine. We assume they've both been much more enjoyable buys than the pet store…
Watch the full interview below: