ShowShowWitness: The Tour: ZürichJun 1, 2018Katy Perry, Tove StyrkeHallenstadion · Zurich, SwitzerlandFollowI was thereUpload from this showMediaLineupAboutDateJun 1, 2018VenueHallenstadion · Zurich, SwitzerlandArtistsKaty Perry, Tove StyrkeListingConfirmedShow details from MusicBrainz.