Sci-Fi, Horror, Thriller

Drink Every Time . . .
1. You see a can of Pepsi
2. Anyone yells "Hello!!!"
3. Anyone gets killed and/or infected
4. Anyone mentions "infection"
5. Anyone pukes blood
6. You see a flash/glimpse of someone running by
7. Anyone mentions "staying alive" or "survival"
AND IF YOU REALLY, REALLY, REALLY WANT TO GET WASTED . . .
Anytime a Zombie goes "Graaaar!" (the zombie noise. You know the one.)