Pac-Man Cheats...
All Ghosts
Eat all ghosts after eating a Power Pellet.
Apple
Eat an Apple in round 5 or 6.
Bell
Eat a Bell in round 11 or 12.
Blinky gamerpic
Clear Round Five unlocks a gamerpic for use on your profile.
Cherry
Eat the Cherries in Round 1.
Clear Round 21
Complete the first 21 Rounds.
Clear Round 5
Complete the first 5 Rounds.
Galboss
Eat the Galboss in Round 9 or 10.
Key
Eat a Key in round 13.
Melon
Eat a Melon in round 7 or 8.
Orange
Eat an Orange in round 3 or 4.
Perfect
Eat all ghosts everytime with power in a stage.
Strawberry
Eat a Strawberry in round 2.
All Ghosts...