Slipknot working on 10th anniversary release

While details are sketchy at best right now, Slipknot will be releasing some kind of DVD to celebrate their 10 year anniversary since their debut album came out in 1999.

Shawn "The Clown" Crahan posted the following on his Twitter:

"Working on the special ten year package for Slipknot today. I have been editing a DVD together. Wait until you see this stuff!"