Why New Super Mario Bros. Wii has sold over 10m units?

[Aidman]

Bob_Loblaw said:
Mario, like the Wii just prints money. You could make a game of Mario sitting on a toilet and still sell at least a million copies. Now take a game like NSMB Wii, that is fun for everyone and the question answers itself. See you at 20 million.

Agreed BY FARRRRRR.