Unlockables

Unlockables

Unlock ALL Cars
When you have completed the game with 100% go to the Options screen and hold down the L and R buttons and enter A, B, A, B. Let go of the shoulder buttons and press start and go to a phone booth and press L or R to bring up a list of ALL the cars available in the game.

Unlock Codes
At the Options menu hold L + R and enter the following codes to unlock the corresponding

Unlock Alternate Secret Cars:
B, B, Y, X

Unlock Faster Cars:
Y, Y, Y, Y

Unlock Faster Cars:
X, X, X, X

Press Horn to Jump:
X, X, X, Y

Show Speedometer:
Y, Y, B, X

Unlock Grid Mode:
B, A, B, Y

Unlock Psychedelic View:
Y, B, Y, B

Unlock Infinite Car Health:
Y, A, Y, A

Unlock more Camera Angles:
B, B, B, A

Blow Up Vehicles Instantly:
Y,Y, X, X

Unlock Alternate Credits Music:
A,X, X, Y

Unlock Character Costumes
Purchase the following costumes at their designated levels and locations.

Homer Casual - Level 1:
100 Coins (Purchase at the Kwik-E-Mart or the School)

Homer Chosen One - Level 1:
150 Coins (Purchase at the Kwik-E-Mart or the School)

Bart Ninja - Level 2:
250 Coins (Purchase at Moe's Tavern or the DMV)

Bart Tall - Level 2:
150 Coins (Purchase at Moe's Tavern or the DMV)

Homer MuuMuu - Level 1:
200 Coins (Purchase at the Kwik-E-Mart or the School)

Bart Fotball - Level 2:
200 Coins (Purchase at Moe's Tavern or the DMV)

Lisa Cool - Level 3:
250 Coins (Purchase at Android's Dungeon or the Observatory)

Lisa Floreda - Level 3:
250 Coins (Purchase at Android's Dungeon or the Observatory)

Lisa Hockey - Level 3:
300 Coins (Purchase at Android's Dungeon or the Observatory)

Marge Classy - Level 4:
350 Coins (Purchase at the School or the Kwik-E-Mart)

Marge Inmate - Level 4:
300 Coins (Purchase at the School or the Kwik-E-Mart)

Marge Police - Level 4:
400 Coins (Purchase at the School or the Kwik-E-Mart)

Apu Army - Level 5:
375 Coins (Purchase at Moe's Tavern or the DMV)

Apu American - Level 5:
425 Coins (Purchase at Moe's Tavern or the DMV)

Apu B-Sharps - Level 5:
475 Coins (Purchase at Moe's Tavern or the DMV)

Bart Cadet - Level 6:
500 Coins (Purchase at Android's Dungeon or the Observatory)

Bart Bartman - Level 6:
600 Coins (Purchase at Android's Dungeon or the Observatory)

Bart Hugo - Level 6:
400 Coins (Purchase at Android's Dungeon or the Observatory)

Homer Dirty - Level 7:
400 Coins (Purchased at the School or the Kwik-E-Mart)

Homer Evil - Level 7:
450 Coins (Purchased at the School or the Kwik-E-Mart)

Homer Donut - Level 7:
500 Coins (Purchased at the School or the Kwik-E-Mart)

Unlock Itchy and Scratchy Cartoon:
Collect ALL 49 Collector Cards in the game then play as Lisa and go to the Comic Book shop where you will recieve the ticket. When you take the ticket to the cineplex you will be able to watch the cartoon.