Simpsons Road Rage Cheats for Game Cube

Hidden car

Successfully complete all ten missions in mission mode to unlock The Homer car. The car is selectable in any mode by choosing Homers picture at the car select screen.
Hidden New Years character

Set the system date to January 1 to unlock New Years Krusty under the "?" at the character selection screen.
Hidden Halloween character

Set the system date to October 31 to unlock Halloween Bart (dressed in a Frankenstein costume) under the "?" at the character selection screen.
Hidden Thanksgiving character

Set the system date to November 22, 2001 to unlock Thanksgiving Marge (dressed in a Pilgrim costume) under the "?" at the character selection screen.
Hidden Christmas character

Set the system date to December 25 to unlock Christmas Apu (dressed in a Santa costume) under the "?" at the character selection screen.
Mission skip

Intentionally fail a mission five times to have the option to skip the mission. Note: This cannot be done on the final mission.
Extra time

To get +2 seconds, hit the phone booths that have Mr. Burns picture on them. You can get +2 seconds in the road rage levels by running over the Transit bus stops.
Extra time and money

Start in Evergreen Terrace. Drive straight ahead to the bus-stop and pick up the passenger. They will want to go to the Kwik-E-Mart. Drop them off and pick up the passenger just outside the Kwik-E-Mart. They will want to go to Smithers apartment. Drop them off and shoot down the alley opposite to pick up the passenger waiting at the end. They will want to go to Smithers appartment. The passenger will always be Martin, or the Sea Captain or Barney. Do a quick 180 and shoot down the alley to drop them off. Then, shoot up the alley again to pick up the next passenger, who will always want to go to Smithers apartment. Keep repeating this for easy money.