Goodnight Opus (ISBN 978-0-316-10853-9) is a 1993 children's book by Berkeley Breathed featuring Opus the Penguin.
Opus Dei | The Long Kiss Goodnight | Mr. Holland's Opus | Opus number | Goodnight Nurse | opus number | The Last Goodnight | Our Song (Goodnight Nurse song) | Opus the Penguin | Opus III | Opus | Charles Goodnight | Cast of the 1979 Steffenwolf production of Ralph Pape's ''Say Goodnight, Gracie'': Joan Allen | XS: The Opera Opus | Veryl Goodnight | Requiem (Opus 9)". | Opus sacerdotale Amici Israel | Opus No. 1 (1943 song) | Opus Eponymous | Opus (codec) | Opus Avantra | Opus 69 | Opus 40 | Mr. Holland’s Opus | L'Opus Dei : enquête sur le "monstre" | Goodnight Moon | Goodnight Mister Tom (1998 film) | Goodnight Mister Tom |