Katy Perry Had 'Situational Depression' From Witness Album After releasing her Witness album in 2017, Perry says that she could not take the negative reviews. Katy Perry, via 'Vogue' Australia Perry's album failed to produce any No. 1 hits on the 'Billboard' Top 200 chart. Unlike her 'Teenage Dream' album, 'Witness' only had one lead single, "Chained to the Rhythm," which rose to No. 4 on the charts. Katy Perry, via 'Vogue' Australia Katy Perry, via 'Vogue' Australia She is currently on her Witness World Tour and admits that her failures have only made her stronger.