ok i am going to buy it but in october.

Here are some questions aabout mario kart.

How many people can you race against online is it 12.
Is it split screen online.

my second cousins has created a group on facebook....and plays with friends and cousins mario kart wii online....when i get a wii i will join this group and do you think he and his friends will still be playing mario kart wii online in october or will they have got bored of it.