" Say Something " is a slow-tempo piano ballad that talks about a breakup , where the lover is implored to make a statement that could potentially cause the singer to change their mind , with the singers expressing humility , sadness and regret . In the single version with Aguilera , she plays a ghost of the lover to whom the song is addressed as she traces the steps of the lead vocal . The song was praised by music critics for its powerful lyrics , the emotional composition and Aguilera 's vocal delivery . At the 57th Annual Grammy Awards , the song earned A Great Big World and Aguilera a Grammy Award for Best Pop Duo/Group Performance
57th Annual Grammy Awards
57th Annual Grammy Awards
Say Something (A Great Big World song)