Halsey

The pair share a son together.

"That's why my stage name's Halsey."

From Gwen Stefani to Miley Cyrus and John Mayer, these pop stars have written breakup songs about other famous people.

Find out why Harry Styles, Nicki Minaj, Kylie Jenner and more didn't attend the Met Gala this year.

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

From Grimes to Lady Gaga, K-pop to nu-metal...

The important thing is to get back up and dust your shoulders off — the show must go on!

From Ariana Grande and Pete Davidson to Cardi B and Offset, these celebrity breakups of 2018 did not go quietly into the night.

The pair set the record straight in the latest episode of Mayer's 'Current Mood' show.

Get a behind-the-scenes look at the 2018 Victoria's Secret Fashion Show.

From spot-on tributes to legendary artists to hilarious couple costumes, these are our favorite celebrity Halloween costumes of 2018.