On August 4th, Helloween took their "Pumpkins United World Tour" to the twenty-ninth edition of the world's largest heavy metal festival, Wacken Open Air, and performed one of the biggest and most important shows in the band's history.
Overview：On August 4th, Helloween took their "Pumpkins United World Tour" to the twenty-ninth edition of the world's largest heavy metal festival, Wacken Open Air, and performed one of the biggest and most important shows in the band's history.
