no
you cant
Sadly, you cannot unlock him on the ds. he is unlockable on mariokart wii fortunately.
it is shyguy you can unlock him when you play mariokart DS download play
you have to win a certain trophie to unlock him
yeah just type in the question "how do you unlock baby Mario in mariokart ds?".
You have to get Cheat Code For Dry Bowser P.S Hes Also Available to unlock on Mario kart Wii
No. I also wanted to unlock him in these games,too
you cant unless if there is a cheat for it. theres mario, luigi, yoshi, wario, bowser, DK, peach, daisy, waluigi, dry bones, R.O.B. and toad
Daisy
you can't
You have to do The 100ccretro Grand Prix
You can't unlock Bowser Jr on Mario Kart DS.