Grammy-award winning pop star Katy Perry is kicking off her world tour, The Lifetimes Tour, in support of her new album "1432.", which includes a stop at Chicago's United Center on May 12.

Katy Perry was a judge on ‘American Idol’ for seven years until she announced she was leaving the singing competition in ...

Katy Perry’s upcoming The Lifetimes Tour’s ticket sales are struggling to make sales, which was reported by The U.S. Sun.