The "20th Century Masters: Millennium Collection" CD by ABBA, released in 2000 by UMG USA, is a compilation album featuring some of the iconic Swedish pop group's greatest hits. Produced by Benny Andersson, Björn Ulvaeus, and Michael B. Tretow, this album showcases ABBA's signature disco style with popular songs such as " Dancing Queen" and " Mamma Mia." The CD comes in a standard jewel case with excellent case and inlay conditions, making it a valuable addition to any music collection for fans of classic pop music.