Former North Korean defector Kim Young-soon (R) teaches traditional Korean dancing at her dancing institute in Seoul February 2, 2010. Kim Young-soon was a celebrated dancer who rubbed elbows with North Korea's elite before she was sent to political prison for nine years because she knew a dirty little secret about the private life of leader Kim Jong-il. Picture taken February 2, 2010. To match Reuters Life! KOREA-NORTH/SECRET REUTERS/Lee Jae-Won (SOUTH KOREA - Tags: POLITICS SOCIETY)