Playstation 2 Cheat mode: Multiple cheats can be entered simultaneously. Cheats are only active for the next game session. All cheats will be disabled once you return to the main menu. Note: When any cheat is enabled, no money can be earned in Road Rage mode. Horizontal split screen: Hold L1 + R1 and press Square(4) at the options menu. A sound will confirm correct code entry. The screen will be split horizontally instead of vertically in two player mode. Alternate views: Hold L1 + R1 and press Triangle(4) at the options menu. A sound will confirm correct code entry. Additional views will be unlocked at the pause screen. To unlock another set of views, hold L1 + R1 and press Triangle, X(3) at the options menu. Nighttime: Hold L1 + R1 and press X(4) at the options menu. A sound will confirm correct code entry. Flat characters: Hold L1 + R1 and press Circle(4) at the options menu. A sound will confirm correct code entry. All the people (except the character you selected) will be flat. Show collision lines: Hold L1 + R1 and press Triangle(2), X(2) at the options menu. A sound will confirm correct code entry. No map display: Hold L1 + R1 and press Square, Triangle(2), Circle at the options menu. A sound will confirm correct code entry. Drive red brick car: Hold L1 + R1 and press Triangle(2), Square, Circle at the options menu. A sound will confirm correct code entry. Note: This car is controlled by Homer and is small fast, and heavy. Drive as Smithers in Mr. Burn's limousine: Hold L1 + R1 and press Triangle(2), Square(2) at the options menu. A sound will confirm correct code entry. Drive Nuclear Bus: Hold L1 + R1 and press Triangle(2), Square, X at the options menu. A sound will confirm correct code entry. Special car moves: Hold L1 + R1 and press X, Triangle(2), X at the options menu. A sound will confirm correct code entry. Hold Gas + Brake + Handbrake while steering left or right while in mid-air to execute the Road Rage Roll. Hold Gas + Handbrake while stationary, then release Handbrake to execute the Speed Boost. Time trial mode: Hold L1 + R1 and press Circle, Triangle, Square, X at the options menu. A sound will confirm correct code entry. There are no passengers, pedestrians, or traffic in this mode. Press Horn to start, stop, and reset the timer. Slow motion: Hold L1 + R1 and press X, Circle, Triangle, Square at the options menu. A sound will confirm correct code entry. Halloween mode: Hold L1 + R1 and press Triangle(2), Circle, X at the options menu. A sound will confirm correct code entry. Select any character to play as Bart in a Frankenstein costume. Alternately, set the system date to October 31. New Year's Day mode: Hold L1 + R1 and press Triangle(2), Circle, Square at the options menu. A sound will confirm correct code entry. Select any character to play as Krusty in a tuxedo, Alternately, set the system date to January 1. Thanksgiving mode: Hold L1 + R1 and press Triangle(2), Circle(2) at the options menu. A sound will confirm correct code entry. Select any character to play as Marge in a pilgrim dress. Alternately, set the system date to the third Thursday in November. Christmas mode: Hold L1 + R1 and press Triangle(2), Circle, Triangle at the options menu. A sound will confirm correct code entry. Select any character to play as Apu in a Santa costume. Alternately, set the system date to December 25. Disable all active codes: Hold L1 + R1 and press Start (4) at the options menu. A sound will confirm correct code entry.