Unlock Everything:
Press Up, Down, Up, Left, Down, Right, Up, Up, Down, Left, Right, Left, Down, Down, Up, Left, Left, Right, Right, Square, Square, Left, Down, Down, Down, Up and Circle at the Credits screen to unlock everything.
Unlock Everything:
Press Up, Down, Up, Left, Down, Right, Up, Up, Down, Left, Right, Left, Down, Down, Up, Left, Left, Right, Right, Square, Square, Left, Down, Down, Down, Up and Circle at the Credits screen to unlock everything.