Nick Lachey

Fans are comparing it to Ken's 'Barbie' serenade.

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

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

Because breaking up is hard to do.

You can soon spend an evening with one of the biggest boy bands of their time, 98 Degrees!