Katy Perry

The actor addresses how his previous failed marriage has affected his current relationship.

From Lady Gaga and Bradley Cooper to Camila Cabello and Shawn Mendes, check out 25 celebrity pairs who fans were convinced had a love connection.

The Russian TV host claims the pop star tried to 'kiss' and 'touch' her.

Model Josh Kloss claims the pop star exposed his penis at a party.

From donut-licking to (fake) severed heads, these celebrity antics had us in a tizzy.

The pop star even made a joke while on the stand.

Katy revealed how her and Taylor's reconciliation happened IRL.

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

Swift is the top-earning celebrity this year!

Katy appears to be showing support for Taylor amid the pop star's drama with Scooter Braun.

Check out 15 stars who got their big break on the Vans Warped Tour.

We finally know how the two pop stars found peace.