Caffeine IS a drug

Me: Are you sure you're not too tired to drive home? I don't want you to like, fall asleep at the wheel and die or anything.

CJ: I'll be fine. I'll wake up when I get outside.

Me: Do you want some coke before you go? To wake you up?

He looks at me funny.

CJ: I don't do coke.

Me: Dude, neither do I. I'm talking about the Coca-Cola.