Sunny Side Up is a 1929 American Pre-Code Fox Movietone musical film starring Janet Gaynor and Charles Farrell, with original songs, story, and dialogue by B. G. DeSylva, Lew Brown and Ray Henderson. The romantic comedy/musical premiered on October 3, 1929 at the Gaiety Theatre in New York City. The film was directed by David Butler, had (now-lost) Multicolor sequences, and a running time of 121 minutes.