En fluga gör ingen sommar
- annos singulos: 1947
- Patriam: Sweden
- genus: Comedy
- Studio: Europa Film, Hasse Ekmanfilm
- keyword: holiday, author, business trip, publisher, bow tie
- Director: Hasse Ekman
- cast: Eva Henning, Hasse Ekman, Sonja Wigert, Lauritz Falk, Olof Winnerstrand, Gunnar Björnstrand