What was the filmmaker purpose for making princess and the frog

It marked Disney's brief return to traditional animation, as it was the studio's first traditionally animated film since Home on the Range (2004). Co-directors Ron Clements and John Musker, directors of Disney's highly successful films The Little Mermaid (1989) and Aladdin (1992), returned to Disney to direct The Princess and the Frog.

Answer:based on the Brothers Grimm fairy tale "The Frog Prince"