Although Katy Perry is best-known for frothy, off-the-walls pop music, the Billboard Hot 100 topper opened her Thursday (Jan.

Katy Perry has something to say about Carrie Underwood replacing her as a judge on American Idol.

Katy Perry belted out “California Gurls,” and Joni Mitchell offered a rare performance as Angelenos spoke movingly about loss ...

Rod Stewart, Katy Perry and Lady Gaga were just some of the famous faces who performed at FireAid on Thursday, a benefit ...

Follow live updates on the FireAid benefit concert, which will feature performances from Billie Eilish, Lady Gaga and more, as they raise money for Los Angeles-area wildfire victims.

The two-venue FireAid Benefit Concert was held in Los Angeles on Thursday night to help raise money for the Southern ...

Get tickets to see the Katy Perry Lifetimes Tour at Chase Center in San Francisco, Kia Forum in Los Angeles area, Honda ...

Billie Eilish, Pink, Katy Perry, Nirvana and Dr Dre were among the stars who performed at FireAid on Thursday, a benefit concert in Los Angeles to help the area recover from two of the largest fires ...

Kate Middleton visits a children's hospice in Wales, plus JC Chasez and Lance Bass, Katy Perry, Hailey Bieber and more. From ...

Among the headline acts for the show at the Kia Forum is No Doubt, led by Gwen Stefani, which formed in Anaheim in 1986.

Bruno Mars and Rose's “Apt.” earns the singer his eleventh leader on Billboard's Digital Song Sales chart, matching Katy ...

Katy Perry, who just announced the U.S. leg of her upcoming Lifetimes Tour, exclusively told E! News how she and fiancé ...