On what date will the Wii surpass lifetime Gamecube sales?

[damkira]

ArtofAngels said:
That's true, Smahs Bros. and Mario Kart attach rates were insane wern't they, anyone know what the exact figure was?

 Well, worldwide, one in every 3.258 Gamecube owners also owned Mario Kart: Double Dash and one in every 3.267 of them owned Super Smash Bros. Melee.