Upset that his mother will not let him go out until he cleans his playroom, Little Rabbit sneaks away to join the circus and sells tickets by promising the audience a view of The Meanest Mother on Earth.
When his habitual sloppiness gets a friend into trouble, the "sixth-grade detention king" decides to clean up his act and his hazardous waste zone of a locker, causing everyone around him to think that Nate has lost his mind.