Exit Free Run mode:
Press Start to pause, then hold 1 + 2.

Turbo start:
Hold 2 as soon as the light at the start of the race turns blue.

Better control:
Hold 2 to accelerate, then hold 1 to keep the brakes on. By keeping both buttons pressed, your car will be more controllable in the turns.

Final GP race:
Finish in first place five times in a row in Blue GP mode. The phrase "Go Final" will appear below the Death Egg victory screen to confirm correct trick entry.