Gwen Stefani

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

Congratulations to the happy couple!

Speculation started flying after Stefani was spotted in California wearing a new ring...

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

He's been "living and breathing" 'The Voice' since Season 18.

Gwen's new bling is MASSIVE.

The pair are engaged after dating for five years.

She's a comeback girl, not a hollaback girl.

These are possibly some of the worst fashion moments of all time — or at least the '90s.

The first round of performers are here.

While some stars were able to recover like a pro, others needed a little help from the audience.

Get all the details for perfect NYE viewing tonight!