Watch Slipknot Pay Tribute to Paul Gray and Joey Jordison at Knotfest Iowa

At the very end of their headline set at last weekend’s Knotfest Iowa, Slipknot paid tribute to two of its fallen founding members, Joey Jordison and Paul Gray, both of whom passed away.

After performing the song “Surfacing”, pictures of Joey and Paul emerged on the large video screens on the stage along with other tributes. Watch fan-filmed video footage of the tribute can be seen below.