Jennifer Lopez hasn't aged a day in the past 30 years. Lopez burst onto the scene as a Fly Girl dancer on In Living Color in 1991. After a few seasons on the show, she left to conquer Hollywood. As an actress, Lopez had her first starring hit role in the 1997 biopic Selena, playing legendary Mexican American singer Selena Quintanilla. The rest, of course, is history. Lopez went on to star in iconic films including Out of Sight, The Wedding Planner, Maid in Manhattan and Gigli.