Who said you have to have kids? While raising a family may be many people's life goal, it's definitely not for everyone. Some people would rather focus on their career (or on themselves on any level), while some others are simply not interested on the idea of having kids of their own. Obviously, Hollywood celebrities are no exception, and some of our favorite stars have spoken up about the reasons why they don't wanna become parents. Can you guess which celebrities will be on our list?