The "Sony Games" forum, which includes Retro Game Reviews, has been archived and is now read-only. You cannot post here or create a new thread or review on this forum.
--
Get Homer Car
Finish all 10 missions in mission mode. Go to Homer's pic in the car select screen to get the car
--
Various Characters
Set the system date to to following dates to get a secret holiday character listed under the ? at the character select screen
November 22, 2001
Jan 1
Oct 31
Dec 25
--
I don't know if thats what you were looking for, but thats all I could find.