Complete the indicated task in Grand Prix mode to unlock the corresponding character.
A-Baby: Finish second in Sky-Way.
B-Jet: Finish first in Mt. Tyrano.
F-GonGon: Finish third in Mt. Tyrano.
N-Jam: Finish first in Sky-Way.
P-YanYan: Finish second in Mt. Tyrano.
R-Doctor: Finish third in Sky-Way.