"Where are you getting this information? SMG 'only' sold 8 million because it isn't a party game like every single Wii game that sold more."
Thinking "casual"="party game" shows why you don't get why the mainstream isn't into intensive play games, and Mario 3D is that kind of game.
A flashy-first game is awesome when it comes out. A great-first game is awesome forever.
Plus, just for the hell of it: Kelly Brook at the 2008 BAFTAs