Code - Function

     bobbybird - master cheat 
     christmas - Mr. Hankey 
     omgtkkyb - all characters 
     theearthmoved - Level Skip, press start in new game 
     meganoggin - Big Head Mode 
     fatnacker - All Weapons 
     fatterknacker - Unlimited Ammo 
     screwyouguys - Credits 
     panearium - Pen and Ink Mode 
     assman - Invincibility 
     veggieheaven - Skinny Mode 
     slapupmeal - Unlock Starvin Marvin 


Multiplayer Passwords:

     goodscience - Mephisto 
     phaert - Phillip 
     lovemachine - Chef 
     fishnchips - Pip 
     cheatingisbad - Mr.Mackey 
     raft - Terrance 
     dorothysfriend - Mr. Garrison 
     kickme - Ike 
     allwoman - Mrs. Cartman 
     slapupmeal - Marvin 
     majestic - Alien 
     staringfrog - Jimbo 
     checkataco - Wendy 
     hawking - Ned 
     outrage - Big Gay Al 
     elvislives - Officer Barbrady