While preparing for a role in the school play, twelve-year-old Leo finds an autobiography that his father wrote as a teenager and ponders the ways people change. Includes the text for the play, "Rumpopo's Porch.".
As tryouts for the school musical begin, Babymouse takes the starring role in several imaginary Broadway productions, which also feature her debonair new classmate, Henry the hedgehog.
Jake, a budding juvenile delinquent, is sent for home schooling to the arty and eccentric Applewhite family's Creative Academy, where he discovers talents and interests he never knew he had.
Break a leg?!? Mrs. Green announces that the class will be putting on a school play. All the kids are excited to audition for "The Legend of Sleepy Hollow" except for Hubie. The only part that he wants is in the audience! But you can't be famous if you never even step on stage.
Junie B.'s journal entries start with Room One's stomach virus excitement, the first-grade Columbus Day play, and getting the part of the Pinta, the fastest ship.