 Most person, hardest worker, and beloved around the office, but that does not mean you're safe from being shown the door. So why would a high-performing person ever be fired? An employment lawyer took to TikTok to address the question after finding himself representing a number of people who did not understand why they were let go. He says when an employee with a proven track record of success is fired, it's usually for one of three reasons. When they get a new supervisor, the new person might not get along with the person who's fired or feels threatened by them. The second reason falls along the same lines.