Teenage Mutant Ninja Turtles Cheats for Wii
At the 'Main' menu hold Z on the Nunchuk Attachment and enter the following codes. When the code has been entered release Z and you will hear a confirmation sound if the code has been entered correctly.
Unlock Challenge Map 2:
Enter the code A, A, A, 1, A.
Unlock Don's Big Head Goodie:
Enter the code 1, A, C, 2.