Cheat Mode
     At  the  Press  Start  screen,  press Circle, Up, Up, Down, Down,
Left, Right, Left, Right.

Bonus Ring
     At the Press Start screen, press Circle, R2, R1, Circle, R2, R1.

Wrestle as Bumblebee Man
     At the Press Start screen, press Circle, Left, Up, Left, Down, R1.

Wrestle as Moe Syzlack
     At the Press Start screen, press Circle, Left, Up, Left, Down, L1.

Wrestle as Professor Frink
     At the Press Start screen, press Circle, Left, Up, Left, Down, R2.

Wrestle as Ned Flanders
     At the Press Start screen, press Circle, Left, Up, Left, Down, L2.

Infinite Energy
     At the Press Start screen, press Circle, R1, R1, R1, Down, Up.

Infinite Health
     At the Press Start screen, press Circle, R1, R1, R1, Right, Left.

Multi-Rope Attack
     At the Press Start screen, press Circle, R1, R1, R1, Up, Down.

Mirror Matches
     At the Press Start screen, press Up, Up, Down, Down, Left, Right,
Left, Right, Circle, L2, Circle, R2, Circle, L1, Circle, R1.

Big Heads
     At the Press Start screen, press Circle, L1, L1, L1, Up, Down.

Flat Land
     At the Press Start screen, press Circle, L1, L1, L1, Left, Right.

No Outlines
     At the Press Start screen, press Circle, Right, Up, Right, Down.

Funny Credits
     At  the Press Start screen, press Circle, L1, Circle, L1, Circle,
R1, Circle, R1.

Big Arm Mode
     At  the Press Start screen, press Circle, L1, Circle, R1, Circle,
L2, Circle.

Display Game Completion Date
     At the Press Start screen, press Square, Circle, L1, R1.