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BOCHUM, GERMANY - DECEMBER 01: Klaas Heufer Umlauf perform at the 1Live Krone at Jahrhunderthalle on December 1, 2016 in Bochum, Germany.(Photo by TF-Images/Getty Images)

BOCHUM, GERMANY - DECEMBER 01: Klaas Heufer Umlauf perform at the 1Live Krone at Jahrhunderthalle on December 1, 2016 in Bochum, Germany.(Photo by TF-Images/Getty Images)