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XBox - Family Guy cheats

Stewie's ray gun upgrades:
Find the indicated number of components to unlock different 
upgrades for Stewie's ray gun.

Rocket Launcher Lev.2 and Heat Seekers - Collect 600 components 
Rocket Launcher Lev.1 and Shock Wave Lev.2 - Collect 500 components 
Hyper Plasma Ball Lev.2 and Shock Wave Lev.1 - Collect 400 components 
Hyper Plasma Ball Lev.1 and Plasma Artillery Lev.2 - Collect 300 components 
Plasma Ball Lev.2 and Plasma Artillery Lev.1 - Collect 200 components 
Plasma Ball Lev.1 and Spread Shot Lev.2 - Collect 100 components
Ray Gun and Spread Shot Lev.1 - Collect 20 components

Avoid losing:
Do not move on the Helen Keller level. 
If you touch Helen Keller you will lose.

Outside The Hospital:
At the second checkpoint kill the cop last in Level "Outside the Hospital".