Metal Sludge — M3 Rock Festival have officially pulled the plug on their 2020 annual weekend event. Originally scheduled for the spring (May 1-3, 2020) and then postponed to the fall (September 4-6th 2020) it has become clear this year isn’t going to work. COVID-19 is clearly the reason that so many shows, tours and awesome events like the M3 Rock Festival have had to throw in the towel on 2020. The official statement from[…]