Mammoth WVH, Megadeth, Five Finger Death Punch, Shinedown, The Smashing Pumpkins, Jane’s Addiction, Papa Roach, Halestorm, and Seether are among the acts that have just been added to next year’s Welcome To Rockville festival. The event will take place at the Daytona International Speedway in Daytona Beach, Florida the weekend of May 19-22.

Among the 75 acts scheduled for the event are previously announced headliners Guns N’ Roses, Foo Fighters, KISS and Korn.