Enter at the Goodies Screen.
Code ...... Effect
21222122 .. Big Hands
22122212 .. Big Heads
21221221 .. Fast Kids
12112211 .. Flat Kids

Create-A-Player cheats

At the create-a-player screen, enter your name as below, click done twice.
Code ...... Effect
Barry Dejay Play as Barry Dejay
LEMON BOY . Play as Thor Herring