You cant get a job when your 13. Noone will take you, I know this from experience ;P
Anyhow, just ask them politly, show them the game you want, and if you can catch your dad drunk thats the perfect time for you to act. Force them to buy you the game, they will.
2008 end of year predictions:
PS3: 22M
360: 25M
wii: 40M







