Katy Perry

Move aside, Taylor Swift. Katy Perry has some famous exes to sing about.

Katy Perry's life has changed a lot since 2010's Teenage Dream, and she said her new album "will be much darker."

"It was inevitable, after what I went through," Katy said last year (via MTV). "If I had a time machine and could go back in time, I would. But I can't, so you'll discover another part of me."

Katy told OK!...

Rihanna’s relationship with a certain “rude boy” may have strained some of her friendships over the years, but it seems her bond with fellow pop princess Katy Perry is unbreakable.

RiRi and Katy, who used to be attached at the hip, have been conspicuously absent from one another’s lives (and photos) as of late, but all that changed on Wednesday.

Perry...

Is Europe the one that got away?

According to TMZ, Katy Perry's deal with a British hair care company was not renewed because market research supposedly showed them she's not as popular in Europe as she used to be. (!)

Katy reportedly had a $4.5 million written contract to promoted "ghd" (good hair day) for two years, starting in 2011. Her agent claims she's owed $2 million more based on an...

Was John Mayer not making Katy Perry feel like she's the only girl in the world?

Does Katy Perry think there could be fireworks between herself and Robert Pattinson?