Heisler wrote the book and lyrics, with Goldrich composing, for a musical adaptation of Junie B. Jones, the popular character created by author Barbara Park, produced by TheatreWorks USA, which premiered Off-Broadway at the Lucille Lortel Theatre in July 2004. It received a 2005 Lucille Lortel Award nomination for Outstanding Musical. An expanded version of the musical was staged in November 2005 at the Lucille Lortel Theatre; both the original and expanded productions received favorable reviews in "The New York Times". It was revived from March 2008 to May 2008 at the Lortel Theatre.