[gallery] Undercover Billionaire: Sara Blakely Joins The Rich List Thanks To Spanx Sara Blakely was 29 when she invested her entire life savings, $5,000, trying to come up with something flattering to wear under her white slacks…. Since then, Blakely has taken Spanx from a one-product wonder...

[gallery] TRUE. According to the 2010 U.S. Census and the Animal Care and Control, there are at least 120,000 dogs and just 108,000 children in San Francisco....