Eggipus Rex Hidden Level Go to Level 11 and take the yellow gem ride. Then proceed until reaching the area where the huge dinosaur chases Crash. Allow the second pterodactyl to capture Crash to reach level 32.
Hot Cold Hidden Level Go to Level 14 and ride about half way through the level to find an alien crossing sign on the left hand side. Run into the sign to be transported to level 31.
Instant Uka Uka (PAL Version) Press Triangle + Circle + X + Square. Note: This may only be done once per life.
Spyro The Dragon Demo At the main menu, press Up(2), Down(2), Left, Right, Left, Right, Square.