Oyvoyvoyv on 13 June 2008
WOW! MGS 4 did first day what most people assumed for first week! My own estimate was way off too.
Revolutions looks like the guy who could be closest.
http://www.vgchartz.com/games/userreviewdisp.php?id=261
That is VGChartz LONGEST review. And it's NOT Cute Kitten DS