Away Team Jerseys: Left Right Left Right Y(x20 Left
Big Hands: Left RIght Left Right X Y Down
Big Heads: Left Right Left Right X Y Right
Controller Stress Test: Left Right Left Right X(x2) Left
HIdden Teams: Left Right Left Right X(x2) Left
HOme Team Jerseys: Left Right Left Right Y X Right
Little Guys: Left Right Left Right X Y Left
Little Heads: Left RIght Left Right X Y Up
Secret Cheat: Left Right Left Right Y(x2) Up
Strange Free Throws: LEft Right Left Right Y X Down

You can enter these cheats in by heading in to the Skills Mode Menu, Press X and Hold Y and Up on the Analog Stick, and down on the C Stick. This will open up a new option and you can enter in these codes. You must be precise in openin the menu.