You Can't Fool Your Wife
- Yıl: 1940
- Ülke: United States of America
- Tür: Komedi
- Stüdyo: RKO Radio Pictures
- Anahtar kelime: mistaken identity, b movie, conflict with in-law
- Yönetmen: Ray McCarey
- Oyuncular: Lucille Ball, James Ellison, Robert Coote, William Halligan, Emma Dunn, Virginia Vale