Select single player game.

Select any difficulty.

Select Mineshafted track.

Select Skeeto car.

Select Crayz.

Press race.

Wait until it loads up.

Play the race until you get to the radioactive toxic waste dump.

Take a turn and go to the radioactive toxic waste dump.

Make your way round the boxes that have radiation signals on it until you get to a crack in the wall.

drive through the crack in the wall and you will see to maker of this game.

The two men are almost fully green and they have their mouths open.

Enjoy!