This classic German fairy tale tells the story of twelve princesses who are cursed to dance away the night in a secret underground kingdom. Each night, the princesses put on their dancing shoes and sneak away from their beds to dance in an enchanted castle. When their father, the king, discovers
From Wikipedia
"The Twelve Dancing Princesses" is a German fairy tale collected by the Brothers Grimm and published in Grimm's Fairy Tales in 1815. It is of Aarne-Thompson type 306.