2. 'Dancing With The Stars' (2007)

Cuban became a crossover celebrity during his five-week stint on the popular ABC reality show. Cuban, whose personality and willingness to beg for votes made him a fan favorite, proudly notes that he lasted longer than boxer Floyd "Pretty Boy" Mayweather. Not bad for a then-49-year-old who was months removed from hip-replacement surgery. (Carol Kaelson/ABC/Getty Images )