High Quality Content by WIKIPEDIA articles! "So Yesterday" is a pop song recorded by Hilary Duff for her debut album, Metamorphosis (2003). It was released as the album's first single on July 29, 2003 (see 2003 in music) in the United States. It peaked at 42 on the U.S. Billboard Hot 100 and became a top five hit in Australia, France and the United Kingdom, where it was Duff's debut single. The song was written by Lauren Christy, Scott Spock, Graham Edwards and Charlie Midnight and was produced by The Matrix.