Before they became Hollywood stars, these celebs had to overcome their awkward teen years
Robert Downey Jr.
In 1982, the Santa Monica High School junior quit school to pursue a career in acting. "I consider myself intelligent, but being a high school dropout, I might not have pursued certain skills," Downey later admitted. "There's the whole planning-your-life thing. Was there some class I missed during the last semester of my senior year that would have made it all come together?"