Who is the elder sister, Jenny or Thea?
Thea. Jenny and Thea are the heroine and number two in "One Day Be a Princess". They are half-sisters. "Be a Princess One Day" is a cartoon drawn by a spoon. The cartoon tells the story of a girl who woke up one day and became a princess, and she was still a sad princess who died at the hands of her biological father and lived in the palace.