Follow live updates on the FireAid benefit concert, which will feature performances from Billie Eilish, Lady Gaga and more, as they raise money for Los Angeles-area wildfire victims.

Katy Perry could really hear her fans 'Roar' last night ... probably screaming out in horrible pain -- 'cause one of them ...

Katy Perry will travel across the U.S. and Canada as part of 'The Lifetimes Tour' in summer 2025. Here's how to get the best ...