Stories about: Katy Perry  

Viewers are shocked by poor performance, trash Katy on Twitter

The divas can’t stand each other but are determined to be professional about it

The pop singer reveals it was her unwillingness to have children that caused the divorce

To celebrate the collaboration, singing duo sit for their first portraits together

The 29-year-old singer calls it a life changing experience

“Thrift Shop” was number 1 in online searches in both the US and the UK

Uproar breaks online, with many finding her guilty of “appropriating Asian culture”

Pop star opens the awards gala with amazing, incredibly beautiful number

Katty Perry chooses a dramatic look for her new music video

Jennifer Lopez will honor Celia Cruz, TLC will also perform

Singer is lifted high in the air during emotional performance of new song

The album’s deluxe version sells with flower seeds, authorities fear risk to wildlife

Justin Bieber is no longer the celebrity with the most Twitter followers

“He hit on me when I was like 18,” Katy said in a radio interview this week

2008 video emerges, is absolutely hilarious and awesome

Katy performs new single, says she wouldn’t mind becoming a judge on the show

The Windows 8.1 team talked about the development process yesterday