Question: Peter Bartlett gave voice to a character in Disney's "The Princess and the Frog", which was based on what book?
Sentence (from "The Princess and the Frog"): The 49th Disney animated feature film, the film is loosely based on the novel "The Frog Princess" by E. D. Baker, which is in turn based on the Brothers Grimm fairy tale "The Frog Prince".
Relevant evidence: Yes