The Daily Mail — Katy Perry, 32, was clearly in the mood to reward herself after her Glastonbury performance, as she embarked on a helicopter ride at the London Heliport in Battersea on Sunday. more info

The Daily Mail — Katy Perry gave a showstopping performance on Saturday, as she ruled the stage on the fourth day of Glastonbury festival at Worthy Farm in Somerset. more info

Mjsbigblog — Jimmy Iovine not returning to American Idol (DUH), Diplo says he's "assisting" Katy Perry, Daughtry, Adam Lambert hit the road, The post Headlines: Jimmy Iovine No For American Idol, Diplo Says He’s Helping appeared first on mjsbigblog. more info

Idolator — "Roar" passes the 10 million mark. The post Katy Perry Makes Chart History With Third Diamond Song Award appeared first on idolator. more info

Idolator — For adult pop formats. The post Katy Perry Is Rolling Out “Save As Draft” As A Single appeared first on idolator. more info

Idolator — Another one in the basket. The post Katy Perry’s “Swish Swish” Gets A Country Club Martini Crew Remix appeared first on idolator. more info

E! Online — They both may be pop music superstars. When it comes to singing the same song, however, these ladies can each add their own twist. Fans of Britney Spears know that one of the tracks... more info

Chorus.fm — Katy Perry has the number one album in the country this week: Katy Perry claims her third No. 1 album on the Billboard 200 chart, as her latest release, Witness, debuts atop the list. The set, which was released on June 9 through Capitol Records, ear... more info

Chorus.fm — Katy Perry has become the first person to reach 100 million Twitter followers. Most are bots. more info

New York Times — “Witness” debuted at the top of the Billboard album chart with 180,000 album equivalent units, displacing Halsey, who hit No. 1 last week. more info