Carrie Underwood replaced Katy as a judge on ‘American Idol,’ but some fans miss the ‘Teenage Dream’ hitmaker. Find out why ...

Katy Perry surprised the audience at her Los Angeles concert by bringing Rebecca Black on the stage for a special performance of Last Friday Night (T.G.I.F.).

Fourteen years after ‘Friday’ video made her the target of cruel comments online, the O.C. native will play Honda Center and ...

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

Carrie Underwood is making her "American Idol" judging debut tonight. Here’s what to know about her journey on the show—and ...

The America spacecraft company said its 11th human mission will include CBS host Gayle King, singer Katy Perry and former ...

The first Drag Race queen to officially be in The Sims? The Trixie domination will never end. They put her in the worst shoes ...

Katy Perry's 2010 hit 'California Gurls' has joined the Spotify Billions Club after reaching one billion streams on the ...

Though Lionel Richie and Luke Bryan just kicked off their eighth season behind the iconic American Idol judge’s desk, they told Tonight Show host Jimmy Fallon on Wednesday night (March 5) that ...

Katy Perry joins Blue Origin’s NS-31 mission, an all-female crew The historic flight will be led by Lauren Sánchez this spring New Shepard will offer a brief suborbital experience above Earth ...

Katy Perry and Orlando Bloom make the best out of every experience together. The couple recently made a stylish appearance at ...