TRAINWRECKORDS: Katy Perry's "Witness"
Katy Perry - Hey Hey Hey (Official)
Katy Perry Admits She Had 'Bouts of Situational Depression' When 'Witness' Flopped | Billboard News
Katy Perry - Chained To The Rhythm (Official) ft. Skip Marley
Katy Perry - Rise (Official)
Katy Perry - Small Talk (Official Video)
Katy Perry's 143: The Anatomy of A Flop Era
Katy Perry: Will You Be My Witness?
Katy Perry - LIFETIMES (Official Video)
Katy Perry - E.T Live At Witness Tour DVD 2017
Katy Perry - Smile
Katy Perry: Witness The Tour, Arena Ciudad de México, CDMX. May 3, 2018. [Part 1]
katy perry Witness cd unboxing (vlog#49)
How to Murder Your Career: The Katy Perry Formula
The song that ruined Katy Perry’s career
Katy Perry - Never Really Over (Official Video)
Alesso, Katy Perry - When I'm Gone (Official Music Video)
Katy Perry - Witness the Tour Opening - Arena Ciudad de México (04-05-2018)
Katy Perry - Firework (Official Music Video)
Zedd, Katy Perry - 365 (Official)