I agree that the likelihood of Doritos devastation goes way up when ganj is involved, but I can also assure you that it isn't mandatory.

I'm living proof.

Yeah........I know what you're thinking.

My current employer tests.

Ugh.
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She was standin' alone over by the juke box, like she'd something to sell.
I said "baby, what's the goin' price?" She told me to go to hell.

Bon Scott - Shot Down in Flames