GT
Advance Championship Racing
Unlock F1 Mode
At the title screen, press and hold L + R, then press LEFT, then B. The Extra 2
option will now be available. This will allow you to race with F1 cars.
Unlock Go-Kart
Mode
At the title screen, press and hold L + R, then press RIGHT, then B. The Extra 1
option will now be available. This will allow you to race with go karts.
View Credits
At the title screen, press and hold L + R, then press UP, then B. This will
allow you to see the Credits at the end of the game.