The dancing Dolly Sisters: identical twins Jenny (1892-1941) and Rosie (1892-1970) stars of cafe society on both sides of the Atlantic and icons of the 1920s.

A rags to riches story set against the glittering backdrop of high society in America and Europe and yet, lurking behind their glamorous life of fame, fortune, mistaken identity, millionaires, love and sisterly devotion – that made them legends – is another of rivalry, duplicity and tragedy.