FIFA Street

Mini-players: 
Pause game play, then hold L + Y and press Up, 
Left, Down(2), Right, Down, Up, Left. 

Normal size players: 
Pause game play, then hold L + Y and press Right(2), 
Up, Down(2), Left, Right, Left. 

All apparel and footwear: 
Hold L + Y and press Right(2), Left, Up(3), Down, 
Left at the main menu.