Opera in Two Acts Piano/Vocal Score. Par HARBISON JOHN. F. Scott Fitzgerald's classic novel The Great Gatsby was adapted into a two-act opera in 1999 featuring words and music by John Harbison. This book presents all 11 scenes from the opera in a complete piano/vocal score. F. Scott Fitzgerald's classic novel The Great Gatsby was adapted into a two-act opera in 1999 featuring words and music by John Harbison. This book presents all 11 scenes from the opera in a complete piano/vocal score. / Opéra-opérette / Répertoire / Opéra