When it came to graduating from high school, several big-name celebrities didn't make the grade. Here's a look at the stars who defied one-in-a-million odds to make it big without a diploma.
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When it came to graduating from high school, several big-name celebrities didn't make the grade, including "American Idol" judge Simon Cowell, who quit school in England at age 16. Keep clicking to see other famous dropouts who defied one-in-a-million odds to make it big.
Celebrity may seem like a young person's game, but there are many celebrity senior citizens still out there working, including Friday's birthday girl, 75-year-old Jane Fonda, who would beg to differ.