Find out where Kirk Cameron, Blossom's Mayim Bialik, the Charles in Charge girls and more child stars are in this excerpt from PEOPLE's new book, in stores June 23!
Updated: Wednesday Jun 18, 2008 | 06:00 AM EDT
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Then: He played adorable rascal Mike Seaver on Growing Pains and saw his signature smirk splashed across the covers of '80s teen magazines. "I was 15 and getting 10,000 fan letters a week," says Cameron.
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