Katy Perry

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

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.

Listen to Katy Perry's 'Never Really Over.'

Johanna Jones got surprise proposed to during Hollywood Week on 'American Idol' and it was so sweet.

Katy Perry is sharing all the details on her sweet proposal from Orlando Bloom.

Money was no object for the pop star as she bid on her man at the One Love Malibu charity auction.

This singer had quite the lucrative year.

A source told 'People' that Orlando has his future with Katy on the brain.

It's now safe to assume the couple is most definitely back together.