Taylor Swift

Watch the debut trailer for 'Cats.'

From Katy Perry to Justin Bieber, here are some of the biggest names who have had beef with pop star Taylor Swift.

He tried to call the pop star but she refuses to talk to him.

We finally know how the two pop stars found peace.

The old friends revealed their truce in Swift's 'You Need to Calm Down' video.

Watch Taylor's trailer park-themed, star-studded new video.

Taylor is not holding back with this video!

Listen to 'You Need to Calm Down,' the new single off Taylor Swift's seventh studio album, 'Lover.'

Who knew LiLo was such an avid Swiftie.

Spelling is fun... except, in this case, it not.