Katy Perry may be forced to testify in a bitter court battle with a disabled veteran in the middle of her upcoming tour after ...

With a client list that includes Katy Perry, Chrissy Teigen and the entire Kardashian-Jenner family, Dr. Jason Diamond is one of Hollywood’s hottest docs.

From must-see concerts to upcoming music releases and more, we're breaking down the hottest music news and events happening from Los Angeles to New York.

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In May 2015, Swift enlisted Kendrick Lamar to appear on the remix of “Bad Blood,” the 1989 clapback track that was reportedly ...

Prince Harry and Meghan Markle kicked off the Invictus Games with stars including Chris Martin, Katy Perry, and Nelly Furtado ...

We know SZA will join Kendrick Lamar on stage during halftime of the Super Bowl, but could Taylor Swift join a performance of ...

Taylor Swift was only a few years into her record-breaking career when Barbara Walters called her “the music industry” a decade ago—and now, that statement couldn’t be more true.