You have to win 1st place in all Cups. Win 1st on the two cups that are already open, and it will open a 3rd one. Win 1st the 3rd, and it will open the 4th.
You can't unlock Bowser Jr on Mario Kart DS.
You cannot unlock Baby Mario in Mario Kart DS. He is only in Mario kart: Double Dash!!! and Mario Kart Wii.
no
There is no diddy kong in Mario kart
no its not a mario charter
no its not a mario charter
if your talking about Mario kart ds you cant if your talking about Mario kart wii I don't know:(
Loads!
You can't.
You can't.
you dont
no