Hell yeah! Graspop Metal Meeting 2018 is going next level! Earlier this week the festival announced Ozzy Osbourne as one of the headliners (Sunday, June 24). Today the organization released the news that Guns N’ Roses is the headliner on Thursday (June 21st)! The popular metal and hardrock festival is going to expand to 4 days and goes XL! More bands will be announced soon.