Part-time workers can’t do much when unreasonable customers have impossible requests. Thankfully, their pain is our pleasure. These stories of the worst fast food customers are simultaneously excruciating and hilarious. From ordering “McNuggets” at any fast-food chain to ominous repeat customers, get ready to appreciate the person behind the drive-thru window. 1. Getting Through To YouI was a shift manager at a McDonald’s in the middle of a mall. A guy came up to the counter with several McDonald’s bags of food then said, “My wife came through your drive-thru, and you messed up the order!” I a…