Mick Thomson of Slipknot performs live on stage during the third day of the Sonisphere Rock Festival at Knebworth House on July 10, 2011 in Stevenage, England.

Early Wednesday morning (March 11), Slipknot guitarist Mick Thomson and his brother Andrew Thomson were rushed to the hospital following a knife fight, police confirmed to Billboard.

The brothers both sustained serious injuries, with Mick even having a stab wound in the back of his head, but police say none of the injuries were life-threatening. The incident took place at Mick's residence in Clive, Iowa. Both brothers appeared to be drunk when officers arrived, and they were transported to the hospital in separate ambulances.

Slipknot Unveils Spring 2015 Tour Dates

Billboard's request for comment from the band was unanswered at press time.

The band is planning a major headlining tour called Summer's Last Stand, kicking off July 24 in West Palm Beach, Fla., in addition to already-announced spring dates starting April 25 in Fort Meyers, Fla. Slipknot is currently on a break from the road after a string of international dates.