It is hard to imagine the life of a celebrity being anything less than glamorous, but for some in the industry, the pace and pressure get to be too much. Believe it or not, some celebrities decided to give it all up in order to enjoy pursuits that are no different than the average person's. In fact, many people don't even realize they were once stars. Who are these celebrities and why would they leave the life of fame behind? Read on to find out.