Ready To Move OnReady To Move OnSwift and Perry have been locked in a quiet feud for years.Matthew Scott DonnellyMatthew Scott Donnelly
Watch Katy Perry’s 24 Hour ‘Witness World Wide’ Live StreamWatch Katy Perry’s 24 Hour ‘Witness World Wide’ Live StreamWatch and see highlights from Katy Perry's 24-hour 'Witness World Wide' live stream event.Erica RussellErica Russell
Katy Perry Explains Why She Finally Broke Silence on Feud With Taylor SwiftKaty Perry Explains Why She Finally Broke Silence on Feud With Taylor Swift'I mean, I'm not Buddha,' Perry said.Matthew Scott DonnellyMatthew Scott Donnelly
Katy Perry Offers Fans Exclusive ‘Witness’ Reveal Ahead of Album DropKaty Perry Offers Fans Exclusive ‘Witness’ Reveal Ahead of Album DropThe Katy Perry: Witness World Wide event offers behind-the-scenes access for fans and promises 'plenty of surprises.'Rachel KalinaRachel Kalina
5 Celebrity Feuds Gone Wild: Katy vs. Taylor, J.Lo vs. Mariah + More5 Celebrity Feuds Gone Wild: Katy vs. Taylor, J.Lo vs. Mariah + MoreFrom subtweets to side-eye to diss tracks, 'beef' is a pop music tradition of the highest order.PopCrush StaffPopCrush Staff
Millie Bobby Brown Covers Katy Perry’s ‘Firework': WatchMillie Bobby Brown Covers Katy Perry’s ‘Firework': WatchWatch the 'Stranger Things' star sing 'Ave Maria' and Katy Perry's 'Firework' at a comic convention. Erica RussellErica Russell
Intensely Jet-Lagged Katy Perry Gives Wackiest Interview YetIntensely Jet-Lagged Katy Perry Gives Wackiest Interview YetThe pop queen sipped from a Starbucks cup and explained that she was extremely jet lagged while launching into one of the weirdest interviews Kemp says he's ever done.Rachel KalinaRachel Kalina
Katy Perry Directly Addresses Taylor Swift Feud: ‘She Started It’Katy Perry Directly Addresses Taylor Swift Feud: ‘She Started It’Appearing on 'The Late Late Show With James Corden,' Katy Perry spoke out about her and Taylor Swift's 'Bad Blood.'Erica RussellErica Russell
Katy Perry Performs on ‘Saturday Night Live': WatchKaty Perry Performs on ‘Saturday Night Live': WatchKaty Perry performs on 'SNL' May 20.Erica RussellErica Russell
Nicki Minaj Links With Katy Perry on New Song “Swish Swish”Nicki Minaj Links With Katy Perry on New Song “Swish Swish”Nicki Minaj links with Katy Perry on this one. Peter A. BerryPeter A. Berry
Katy Perry Serves Up ‘Witness’ Track List: Check Out the Song TitlesKaty Perry Serves Up ‘Witness’ Track List: Check Out the Song TitlesTake a look at the album art and track list for Katy Perry's fourth record, 'Witness.'Erica RussellErica Russell
Katy Perry Officially Signs On as ‘American Idol’ JudgeKaty Perry Officially Signs On as ‘American Idol’ JudgeThe show's being revived by ABC after a 2016 cancellation by FOX.Matthew Scott DonnellyMatthew Scott Donnelly