Presto is a 2008 American animated short film by Pixar, written and directed by veteran Pixar animator Doug Sweetland in his directorial debut. Its story was boarded by Ted Mathot, Valerie LaPointe, and Justin Wright. The short is about Presto, a magician who is trying to perform a show, but his rabbit, Alec, would not cooperate with him until he gets his carrot.
— Wikipedia