Best known for her viral hit "Friday," singer Rebecca Black, who has a new album out called "Salvation," is opening for Perry on shows across the country, including OKC.

Here are the 26 songs or snippets of songs that made the setlist for the first U.S. show on Katy Perry's "The Lifetimes Tour" May 7 at Houston's Toyota Center, according to USA TODAY: ...

Katy Perry is getting futuristic on her new Lifetimes tour, which kicked off its North American run May 7 in Houston. Here are all the songs played.

While Katy Perry's recent Austin show was, as one concert-goer confirmed, the quintessential "first concert" experience, her return to the stage also arrived under a different kind of scrutiny. In ...

Katy Perry attempted to keep her “composure” while performing a breakup ballad during her Inglewood, Calif., concert Tuesday. The Grammy nominee, 40, usually lets her fans choose a song for ...

As a reminder, Katy and John Mayer dated from 2012 to 2014, and things were pretty on again / off again. John's confirmed that his song "Still Feel Like Your Man" is about his ex, telling the New ...