How do you unlock characters in jingle brawl on nick

when the game comes on see where it says ENTER CODE go to that and enter the following codes

PRACTICE
unlocks training mode

FREEPLAY
unlocks arcade mode

AIRBENDER
unlocks aang

GOINGGHOST
unlocks Danny phantom

LEMURKING
unlocks king julien

WASTELAND
unlocks aang's stage

GHOSTTOWN
unlocks Danny phantom's stage