Finding Nemo Codes - 
  Level select:
 Press
 (x3),
(x3),
 (x2),
(x2),
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 (x2) in the title screen, the load or start a new game. Pause
  your game to enable the level selection option.
(x2) in the title screen, the load or start a new game. Pause
  your game to enable the level selection option.
  
Invincibility:
 Press
 ,
,
 (x2),
(x2),
 (x3),
(x3),
 (x2),
(x2),
 (x3),
(x3),
 (x4),
(x4),
 ,
,
 ,
,
 (x3),
(x3), 
 ,
, 
 ,
, 
 ,
, 
 (x2),
(x2),
 ,
,
 (x2),
(x2),
 ,
,
 ,
,
 ,
,
 (x3),
(x3),
 in the title screen, the
  load or start a new game. This cheat doesn't work for every level. Pause your
  game to enable the cheat option at the level selection menu.
 in the title screen, the
  load or start a new game. This cheat doesn't work for every level. Pause your
  game to enable the cheat option at the level selection menu.
  
Credits:
 Press
 ,
,
 ,
,
 ,
,
 (x2),
(x2),
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 (x2),
(x2),
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 ,
,
 (x2),
(x2),
 ,
,
 ,
,
 in the title
  screen, the load or start a new game. Pause your game to enable the cheat
  option in the level selection menu.
 in the title
  screen, the load or start a new game. Pause your game to enable the cheat
  option in the level selection menu.
  
Secret level:
 Press
 ,
,
 ,
,
 (x2),
(x2),
 ,
,
 (x2),
(x2),
 ,
,
 (x2),
(x2),
 ,
,
 (x2),
(x2),
 ,
,
 ,
,
 ,
,
 ,
,
 (x2),
(x2),
 ,
,
 in the title screen, the load or start a new game. Pause your game to
  enable the cheat option in the level selection menu.
 in the title screen, the load or start a new game. Pause your game to
  enable the cheat option in the level selection menu.