the code is goingghost
the answer practice is unlock training mode
ghosttown
dannys code is Danny phantom
the code is practice
the code is ghosttown
lemurking
goingghost
sadly there is no code for jimmy
You enter the code starfish
type in goingghost and lucky you can play Danny phantom only in arcade and practice oh yeah i know what is the code of jimmy neutron and Danny phantom!!!
Lemur king
The code "Ghosttown" unlocks Amity Park.