All racers, tracks, and Crazy Cup
Enter "MUTTLEY" as a password.
Zero second lap time
Select trial mode, then press [Start] + [Select] + [A] + [B] immediately after the flag is waved.
Quick win
Select championship mode, and get into first place during the race. Press [Start] + [Select] + [A] + [B] to finish the race in first place.
Select championship mode, and get to a position that you want to stay in. Press [Select] and the race will quit with you in that position. Note: You must have Red Max (Crimson Haybail).