Number Ones is a greatest hits album by American singer and dancer Michael Jackson. It was released on November 17, 2003 by Epic Records and Sony Music. Number Ones was Jackson's first proper compilation album with Sony, after the release of HIStory: Past, Present and Future, Book I in 1995 (and after the re-release of that album as Greatest Hits: HIStory, Volume I a single-CD, only-hits edition in 2001). The album included Jackson singles that reportedly reached number 1 in charts around the world.