All Characters in Multiplayer:
From the main menu screen, choose the "Enter Cheat" option. On the
"Secret Decoder" screen, enter OMGTKKYB and press button B.
The screen will say "All Characters Activated." Now, in Mulitiplayer Mode,
go to the "Character Select" option and you will see that all of the characters
are open! Now you can play as the extra characters from the show
such as Starvin Marvin and Big Gay Al!
