High Quality Content by WIKIPEDIA articles! A greatest hits album (sometimes referred to as a "best of" album) is a music compilation album of successful, previously released songs by a particular artist or band. To increase the appeal of the album – especially to people who already own the previously released material – it is common to include remixes or alternate takes of popular songs or new material, with new songs often being released as singles (and themselves sometimes becoming successful). Madonna's The Immaculate Collection is the best selling greatest hits compilation by a solo artist; all of the songs on it are presented in different versions than the original hit versions. The Eagles' Their Greatest Hits (1971–1975) is the best selling greatest hits compilation by a group and also one of the ten best selling albums in history. Johnny Mathis's Johnny's Greatest Hits (1958) is generally considered the first greatest hits album. It was popular, remaining on the Billboard Top...