“Irreplaceable” is a song recorded by American singer Beyoncé for her second studio album, B’Day (2006). The song was written by Shaffer “Ne-Yo” Smith, Tor Erik Hermansen, Mikkel, S. Eriksen, Espen Lind, Amund Bjørklund, Beyoncé and produced by Stargate and Beyoncé. The song’s lyrics are about the breakdown of a relationship with an unfaithful man and the song contains a message about female empowerment.
“Irreplaceable” was well-received by contemporary music critics, who cited its distinct production compared with most songs featured on the album, and complimented its hook, “To the left, to the left”. Pitchfork Media and Rolling Stone placed it on their lists of Best Songs of the 2000s. “Irreplaceable” won several awards, including Best R&B/Soul Single at the 2007 Soul Train Music Awards. It was nominated for the Record of the Year award at the 50th Grammy Awards.