here are some cheats for simpsons hit and run go into options and press
L1 and R1 and press,
Triangle, X, Triangle, X
Car is invincible
Triangle, Triangle, Square, Square
Blow up cars on impact
Square, Square, Square, Square
No top speed
Triangle, Triangle, Triangle, Triangle
High acceleration
Square, Square, Square, Triangle
Press L3 to make car jump
Triangle, Triangle, Circle, Square
Speedometer
O, O, O, X
Alternate Views
X, Square, Square, Triangle
Alternate Audio during Credits
triangle, circle, triangle, circle
Drunk Driving
O,X,O,Triangle
Grid Mode
Circle, circle, triangle and square
Unlock the red brick car