SedelTicketsBillyBioKonzert19.08.2022 - 21:00MetalBillyBio the solo project of Metal legend Billy Graziadei of Biohazard and Powerflo, first time in the Sedel (Luzern)! BillyBio the solo project of Metal legend Billy Graziadei of Biohazard and Powerflo, first time in the Sedel (Luzern)! Website