Watch HDToday. One of the biggest names in melodic speed metal in the world at Rock in Rio 2019. Helloween is a band that has revolutionized metal with their striking choruses and fantastic riffs. On the current PUMPKINS UNITED tour, something happened that all fans have always dreamed of: Michael Kiske and Kai Hansen have teamed up with Weikath and Grosskopf to play the band's great classics. It will be amazing to see Kiske and Deris on vocals, Weikath, Hansen and Sascha on guitars, Grosskopf and Dani on bass and drums, all together on Stage World, on Metal Day! There will be magic in the air in Rock City.