Simpsons Game, The - Cheat mode

Barts's costumes and trophies:
Press Right, Left, Square, Square, Triangle, R3 at the main menu.

Homer's costumes and trophies:
Press Left, Right, Triangle, Triangle, Square, L3 at the main menu.

Lisa's costumes and trophies:
Press Square, Triangle, Square, Square, Square, Triangle, L3, at the main menu.

Marge's costumes and trophies:
Press Triangle, Square, Triangle, Triangle, Square, R3 at the main menu

Unlockables:

Clichs

1. Double Jump found in The Land of Chocolate
2. Wooden Crate found in Bartman Begins
3. Pressure Pads found in Bartman Begins
4. Temporary Power Up found in Around the World in 80 Bites
5. Combo Punch found in Around the World in 80 Bites
6. Giant Saw Blades found in Lisa the Tree Hugger
7. Explosive Barrel found in List the Tree Hugger
8. Invisible Barrier found in Mob Rules
9. Cracked Up found in Mob Rules
10. Rift Portal found in Enter the Cheatrix
11. Switches and Levers found in Enter the Cheatrix
12. Collectible Placement found in Invasion of the Yokel-Snatchers
13. Obvious Weakness found in Shadow of the Colossal Donut
14. Can't Swim found in The Day of the Dolphin
15. Chasm Death found in Bargain Bin
16. Time Trial found in Bargain Bin
17. Lame Tutorials found in Game Engine
18. Trampolines found in Medal of Homer
19. Escort Mission found in Medal of Homer
20. Enemy Spawners found in NeverQuest
21. Infinte Ledge Hang found in Grand Theft Scratchy
22. Lava found in Big Super Happy Fun Fun Game
23. Flying Boat found in Big Super Happy Fun Fun Game
24. Elemental Enemies found in Big Super Happy Fun Fun Game
25. Key Card found in Game Engine
26. Evil Genius found in Five Characters in Search of an Author
27. Re-Used Enemies found in Game Over
28. AI Running into Walls found in Springfield
29. Steep Slope Barrierfound in Springfield
30. The Doors found in Springfield
31. Collecting Every Clich