In the long-running trade mark dispute between international popstar Katy Perry and Australian fashion designer Katie Taylor, the Full Federal ...

She's got the eye of the tiger, and that's why Katy Perry‘s "Roar" music video ... and you're gonna hear me roar," she belts ...

UNICEF released this video with Katy Perry to highlight the issue. Even though more girls are entering school than ever before, 31 million are still denied this right. The world needs new ...

"We were fast friends, and then she ended up bringing me ... then Katy and I wrote the rest together." "Roar," on the other ...

22), following “Roar” and “Dark Horse.” “Roar” recently became Perry’s eighth No. 1 single on the Hot 100 chart, while “Dark Horse” debuted at No. 17 on last week’s chart ...