Some of the tales that people actually tell about the mule after Joe Starks emancipates it are: How the mule caused a fight, How the mule had the ability to open the kitchen door and even slept in the kitchen and How Mrs. Pearson mistook the mule to be the Rev that she had to give food to it.
The mule actually captures their imagination the way it does because of its symbolism to them that a tortured soul was set free. Their Eyes Were Watching God" is a story by Zora Neale Hurston.
The story talks about the life of Janie Crawford who was in search for true love. The story speaks about the three marriages of Janie and what transpired.