The Frog Prince - 'Now I am tired; carry me upstairs, and put me into your bed.' And the princess, though very unwilling, took him up in her hand, and put him upon the pillow of her own bed, where he slept all night long.
Twelve Dancing Princesses is a German fairy tale originally published by the Brothers Grimm in 1812 in Kinder- und Hausmärchen as tale number 133. Its closest analogue is the Scottish Kate Crackernuts, where it is a prince who is obliged to dance every night.
The fairy tales of the Brothers Grimm : Grimm, Jacob, 1785-1863 : Free Download, Borrow, and Streaming : Internet Archive
A collection of tales taken from German folklore and immortalized by the brothers Grimm