I need to ask a question, it seems that vgchartz has "nba 2k8" listed for psp, not only that but the game sold 50,000 copies, but how is that possible? NBA 2K8 was never released for the PSP?
http://vgchartz.com/games/game.php?id=7576®ion=All
http://www.us.playstation.com/Search?search&s=nba%202k8