The Mouse (The Simple Prince)

The Mouse is a supporting character in the episode, the Simple Prince. It supposedly lives near the haystack in the cottage and tries to tell the sons about what’s wrecking the haystacks, the first two sons, the eldest and middle despised the mouse and covered it with their hats and were surprised to see it disappear. This mouse is likely not a normal mouse and could likely shapeshift like it did into a bridle which it gifts The Simple Prince to lasso onto the horse which supposedly destroys the haystack every night.