Defeat all levels (even the secret ones) with 100 fireflies from each level.
Complete the first world with 400 points.
Get ultimate zapper
Buy lots of dragonflies.
Follow your friend's directions to discover a bunch of secret areas!
Win the round
Collect six eggs in all rounds.
Pause the game, then hold L1 and press Up (3), Left (2), Right, Left, Right.
Pause the game, hold L1 and press Up, Down, Up, Left, Right, Down, Up
Get 100 fireflys (the circular magnetic balls) in each level of the world. You must first beat all of the levels with 100 fireflies (including the secret levels) then you unlock a cheat.