Codes to type in while playing:
"FREZ"-------------------------Freeze the game
"PAC"---------------Pacman moves across screen
"FISH"----------Makes a fish leap out of water
"BIRD"----------------Bird flies across screen
"PERI"------------Periscope rises out of water
"ANBK"---------------------------------Message
"ANGL"---------------------------------Message
"EDHK"---------------------------------Message
"FOOK"---------------------------------Message
"GLZP"---------------------------------Message
"GPZP"---------------------------------Message
"SHAH"---------------------------------Message
"SIMR"---------------------------------Message
"STEW"---------------------------------Message
"SUNL"---------------------------------Message
"TOTO"---------------------------------Message
"FUCK"-Resets the game if you type it in twice
"CUNT"-Resets the game if you type it in twice
"FAST"--------------------------------Not sure
"TITL"--------------------Back to title screen
"ARCH"---------------------------------Message
"JACQ"---------------------------------Message
"SLAN"---------------------------------Message
"DATE"---------------------------------Message
"WANK"---------------------------------Message
"DICK"---------------------------------Message
"JUMP"---------------------------------Message
"GERM"------------------------Switch to german
"FILT"---------------------------Filter on/off
After you get hit, pause the game and unpause the game. You are now invincible (must do this every level).