Katy Perry

The YouTube beauty expert is currently feuding with Tati Westbrook.

The 2019 Met Gala is really the gift that keeps on giving.

Dion seems to like her pop-stars particularly well-done.

Perry literally lit up the room!

From Kanye West to Lady Gaga, these songs faced serious backlash.

We've got a doppelganger in our midst!

Watch the hilariously wild 'Earth' video featuring Justin Bieber, Ariana Grande, Ed Sheeran, Katy Perry and Brendon Urie as animals.

There are rumors swirling that she was going to replace Celine Dion

Remember when Kanye West called Taylor Swift out for lying?

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