ShowShowWitness: The Tour: Los AngelesNov 7, 2017Katy Perry, Purity RingCrypto.com Arena · Downtown Los Angeles, United StatesFollowI was thereUpload from this showMediaLineupAboutDateNov 7, 2017VenueCrypto.com Arena · Downtown Los Angeles, United StatesArtistsKaty Perry, Purity RingListingConfirmedShow details from MusicBrainz.