The following is a list of famous people who are believed to have been polydactyl:
Anne Boleyn - said to have had eleven fingers, although she only had a double fingernail and a lump on her little finger[1] (http://www.straightdope.com/classics/a3_053)
... and country. These various influences were distilled into a unique new music that was a synthesis of all American folk music forms to-date; it paid homage to previous forms, ...