Final Fantasy X-2
Press L1 + L2 + R1 + R2 + Start + Select during game play.
Skip intermission sequences:
Pause game play during an intermission sequence, then press Square to skip the
During a battle, press L1 during your characters turn and a plate will appear.
Choose your desired dress and press Action to activate it. For Yuna, once you
get the Special Dress, you can use it during battle. During Yuna's turn, press
L1 then R1 to the change to the Special Dress.
Successfully complete the game to unlock the "New Game+" bonus at the main menu.
Select this option to start a new game with all characters keeping the items
that were obtained during your first game.