Videos: Katy Perry

Katy Perry and Russell Brand split back in December of 2011, but their union, and divorce, still makes headlines. While Katy Perry's parents are super religious, they were not against divorce when their daughter was married to a guy like Russell.

Katy Perry sang with The Rolling Stones over the weekend, Barbara Walters announces her retirement, 24 returns, and more headlines!

Katy Perry Refers to Russell Brand Divorce As the 'Very Tiny Elephant'

In this exclusive look at the Blu-ray/DVD extras of Katy Perry: Part of Me, debuting September 18, Katy uncovers her grandmother's racy past. VIDEO: Katy Perry Retraces Her Journey in Upcoming Film 'I made G-strings for [showgirls],' said Katy's 90-year-old grandma, Ann Hudson. 'I made all kinds, and I had a little pocket right here for those that wanted to take their rings off but didn't want to leave them in their dressing room.'

Taylor Swift gave Selena Gomez her seal of approval, Katy Perry and Rihanna chat after Rihanna's Chris Brown breakup, and more!

The two were spotted together following the Met Gala--which Kristen Stewart attended alone! Get the scoop on 'Chelsea Lately.'

Get Him to Greek star, Jonah Hill spills on how long he\'s known Katy Perry, working with P Diddy, and Russell Brand\'s behavior off-camera.

Redheads in the news, Katy Perry on SNL, and Craig tells guys out there about the news that will get you laid.

Sung in the unique language of The Sims, Simlish, the video was made using all gameplay footage from The Sims 2 PC Games.

Obama Girl conducts a hard hitting interview with Katy Perry on the gold carpet of Guys Choice.

A naked Katy Perry, punching bags that punch back, and a re-make of Weekend at Bernies!

Get ready to do your best Katy Perry impression as Just Dance 2 nears release on the Wii.

Anyone who worried that Katy Perry was mad about her epic sliming two KCAs ago, just check out her gooey green outfit!

She's a real life superhero, and she's all yours. Give it up for Katy Perry, the girl who taught the world how to make its dreams come true.

Big Time Rush and Katy Perry deliver 360 degrees of pure pop power.