While there have been some successful hits in recent years, it's worth noting that a successful holiday special is as rare as Santa Claus himself. The outing is practically a guaranteed failure from the jump, and rarely ever pans out the way it's initially intended. From Tabitha Stephens in blackface to Santa Claus being raised on lioness milk, here are the most uncomfortable Christmas specials in history. You may not want to watch them, but you can't look away.