"Hearts a Mess" is a song by the Belgian-Australian musician Gotye from his second studio album Like Drawing Blood, released as a single in 2007.

The song was included on the album The Great Gatsby: Music from Baz Luhrmann's Film.

The song also appears in an episode of the American television series Gossip Girl.

It contains samples of "Day-O (Banana Boat Song)" by Harry Belafonte.

The song also appears on the soundtrack for Baz Luhrmann's 2013 film adaptation of the classic F. Scott Fitzgerald novel The Great Gatsby.