The boxed set will include 4 discs. Disk 1 - Greatest Hits Disk 2 - Remixes Disk 3 - Rare Disk 4 - Unreleased (includes 4 new songs) and possibly a bonus DVD disc with live performances from Bucharest 1992. The 4 new songs are RUMOURED to be... The Pain Pressure Seduction Xtreme (Michael & Janet collabaration) The first 3 songs are officail copyright songs. Xtreme is only a rumour.