In 2003, three different Dance 'N Flex dolls were avaliable, Christie, Barbie and Teresa. They are the first-ever Barbie doll with bendable bodies.(similar to todays Barbie Bedtime Princess doll) The instructions are avaliable at http://service.mattel.com/us/productDetail.aspx?prodno=57406&siteid=27.
For the first time ever, Barbie doll has a bendable, flexible body, so girls can pose her in all the latest dance moves! Girls can help Barbie doll practise her routine and get ready for her big dance performance. Girls will love making up different situations for posing Barbie doll in lots of cool ways. Comes with a boom box and tote bag.