WHY DOSNT IT WORK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

I got this game to run great on lion but after down gradeding to snow lwpord and then up grading to lion again it wont open so now it is just a waste of my APP money that i would like back because this game dosnt work

svpracer about Grand Theft Auto 3