The mighty hubris of another horrible customer comes crashing down. For whatever reason, some customers really hold onto that "customer is always right" approach even when they're told that that they're not actually talking to an employee. This thread was posted to Reddit's r/IDontWorkHereLady subreddit by u/ComedianXMI, who shared his encounter with a Karen in a grocery store after he was done with his shift at work. The woman saw his name tag and assumed he worked there. After he politely cor…