Play as Grannie
Collect all 2,000 Diamonds and 40 Water Sprites in the game. Then on the Title Screen, press [L] to switch to Grannie and start the game.
Unlock The Moon Levels
Complete all sixteen standard levels.
Unlock Power-Ups
Power-shot - Collect 800 golden diamonds.
Extended Hover - Collect 1,200 golden diamonds.
Vertical Boost - Collect 1,600 golden diamonds.