Go to the Mii Chanel and make your Mii really skinny.
Yes, you can use your Mii in Mario Kart 8
Change the weight of the Mii on the Mii Chanel.
Nope
there is no mii outfit c.
mii outfit c does not exist
Go on the Mii Channel on the Wii home Menu and edit your selected Miis size so that he is quite big and then go back on to Mario kart wii and look at your mii. He or she will be an adult mii.
To Unlock Mii in Mario Kart you have to come 1st in the 100cc Special Cup. Or to Unlock the Other Outfit for the Mii you can unlock all 32 Expert Staff Ghosts.
In order to change your mii, go to the Mario Kart Channel at the main menu, click the Mii face in the bottom right-hand corner. Then select "Change Mii" in order to choose a different mii. The Mii you choose is the Mii that you'll race with.
No there is only a mii outfit a and b.
you need to unlock mii outfit a. and b although miioutfit b is just you mii in overalls
mii oufit b
They can be unlocked but they do not have to be unlocked .