The “Dark Horse” singer said the late celebrity hairstylist “took care of everyone and brought a positive energy to everything.” ...

Katy Perry announced in February ... season run as a judge Disney/Eric McCandless Katy Perry has said goodbye to American Idol. The “Dark Horse” singer announced her departure from the ...

Find yourself singing along to Katy Perry every so often ... And get ready to Roar, sing Dark Horse, dance to Firework, and so much more. Global Village, a seasonal fair that sees more than ...

Pop queens Katy Perry and Rebecca Black are making waves again, but this time, it's not about a viral single. The two singers ...

Here below, we wanted to take a look at the six musical acts who each garnered five or more No. 1 hits on the Billboard Hot 100 during the decade. Rihanna has it all. From hit songs to a happy ...

Catching up with the judges: Lionel, Luke and Katy reveal ... segment with a cover of "Teenage Dream" before McKenna Breinholt and Jayna Elise picked up the baton for "Dark Horse." ...

As Ant, Coral, Fuzzy Peas, and Papparazzo leave the panel stunned and -- at least in one case -- in tears, the choice is harder than ever as to who should be revealed just before next week's Masked ...

Katy Perry teamed up with Rebecca Black to perform 'Last Friday Night (T.G.I.F.)' and invited her on the Lifetimes Tour.

Katy Perry shared a post on Instagram honoring celebrity hairstylist Jesus Guerrero. Guerrero died unexpectedly last week at ...