Katy Perry is probably wide awake thinking about Kelly Clarkson’s recent cover of one of her popular songs. The “Roar” singer took to Instagram earlier this week to respond to Clarkson ...

She's got the eye of the tiger, and that's why Katy Perry‘s "Roar" music video has skyrocketed ... about loss," Perry told ...

Tickets go on sale this week. TAMPA, Fla. - Fans of Katy Perry will get to hear her "roar" when she brings her Lifetimes Tour to Tampa this summer. The pop music megastar plans to perform at ...