Life comes at you fast sometimes, and it definitely did for some celebrities. While some stars come from successful and famous families, other actors and entertainers come from humble beginnings and started their careers by doing jobs that are way glamorous that what they are known for now.
Did you know one of the world's biggest actresses used to do commercials for MTV shows? Or that one of your favorite pop stars used to sing at county fairs?
Click through the gallery to see celebrities that will inspire you to aim high, because you never know how far you can go!