Get a cheap joint at Doc's Apothecary after you fail your emissions test. Every Coloradan knows that getting an emissions test can be a drag, especially if your vehicle fails after waiting through a painfully long line. Because nothing softens the blow of a failed emissions test like a discount on weed. “Show us a failed emissions test, get a joint for $1,” the sign reads, garnering attention and laughs from passersby on social media. “I have failed an emissions test before, and it’s not a great feeling, especially when the repair turns out to be something expensive, like a catalytic converter.