All workplaces have the co-worker no one can stand to be around. They take the last of the coffee, always criticize your work, and constantly talk complain to you about their personal life you don't care about. This is the co-worker that makes you sigh when you see them walking over to your office. Many people think celebrities have it easy working on a set, not always having to work with the same people day after day. Imagine having to work with someone you can't stand and act like you are in love, kiss each other, or be in the same room for more than 12 hours with them. These actors prove that being famous doesn't mean you won't hate going to work every day. We found 15 actors and actresses who hated working with their co-workers.