Slipknot <br> August 3, 2012 <br> Comcast Center - Mansfield, MA <br> Photos by: Mary Ouellette

Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012
Slipknot perform at the 2012 Rockstar Energy Drink Mayhem Festival at the Comcast Center in Mansfield, Mass. on August 3, 2012