Check out Katy Perry's California Gurls, a fun and energetic track that brings the sunshine of California right to your speakers.

KATY Perry is experiencing “disappointing” ticket sales for tour dates in select cities, The U.S. Sun has learned. Katy, 40, ...

She is scheduled to perform in a staggering 83 cities, beginning in Mexico City and ending in Madrid, with a flurry of dates ...

Katy Perry reportedly may cancel dates on her upcoming Lifetimes tour due to poor ticket sales. This comes after her latest ...