The “Firework” singer announced last year that she was leaving the ABC singing competition after seven seasons to embark on her “Lifetimes” tour.

For an appearance on Jimmy Kimmel Live, Katy Perry channelled her inner rock chick wearing a strapless leather top and ...

No, it’s not a change in lyrics or her famously risqué costumes. (Thankfully!!) Instead, Perry is changing up her tour schedule to accommodate moms! “I’m excited to start my show at 8:30 because I now ...

This tour — which is Perry's first in seven years — is sure to be "super fun," the pop star says. But she has a different ...