Pete Davidson

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

From royals to musicians, athletes to actors, comedians to tech moguls.

A source alleged Kim was "totally exhausted" by her and Pete's relationship.

The performers list has arrived!

Pete packed on the PDA with the actress in England.

John and Pete shared a smooch on ‘SNL.’

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