Katy Perry

Including all the hits and a couple hidden gems!

This 'Prism' promotional single deserved to be treated like a hit. Here's why.

"That's the tea."

From on-stage baby bump reveals to record-breaking Instagram announcements, these celebrity pregnancies made major headlines.

Check out cringe-worthy fashion fails from our favorite celebrity couples.

Katy celebrates a special solar event with her surprise release.

Perry is back to black... for now, at least.

We didn't even know some of these famous folks were expecting!

Swift sent Perry's newborn a "hand embroidered blankie."

"It was everything happening once..."

The couple welcomed their first child together.

'I just couldn't get out of bed for weeks...'