Here's all the Katy Perry stuff we've got.
Justin Bieber, Katy Perry and Miley Cyrus will join Ariana Grande for a concert in Manchester this Sunday
Katy Perry’s signed up to be a judge on American Idol
Katy Perry’s announced her new album: ‘Witness’. (And there’s a tour)
New Music Friday: Katy Perry at the top, Afrojack and David Guetta at the bottom, various songs in between
Katy Perry’s new single ‘Bon Appétit’ is out on Friday
It looks like Katy Perry’s started ‘teasing’ her next single, ‘Bon Appetit’
Katy Perry, Lorde, and various other pop people will be having a singsong at ‘Glasto’
Katy Perry will be singing some songs at Radio 1’s Big Weekend in Hull in May
Katy Perry’s popped a bit of a new song on the www
Katy Perry’s going to be releasing some more singles before unleashing “the full meal”
Katy Perry feat Skip Marley – ‘Chained To The Rhythm’
NO ONE PANIC: Katy Perry’s performing at the Brit awards next week
New Music Friday: Katy Perry, a crap cover of an Another Level single, and the songs in between
Katy Perry feat Skip Marley – ‘Chained To The Rhythm’ (lyric video)
Katy Perry’s performing her new single – apparently out this Friday – at the Grammys
Katy Perry – ‘Rise’
The Popjustice Quiz Of The Week
The week’s best new releases: Britney, Katy, Zayn, Tinashe twice and more
Katy Perry’s released a new single in one specific place
Katy Perry’s still in the “research and development phase” of her new album
The director of Katy Perry’s Super Bowl performance initially thought some of it was “awful”
Katy Perry’s Christmas advert for H&M is now on the www
Katy Perry’s ‘topped’ Forbes’ list of highest-earning female musicians in 2015
Nine observations from Madonna’s LA concert
Katy Perry’s been working on a Christmas song
Katy Perry’s going to star in H&M’s new Christmas campaign
