After drinking a special concoction made of various types of alcohol, the once-timid Ramon (Pedro Infante) suddenly turns into a brawler and extroverted ladies' man. With his newfound confidence, Ramon attempts to win the heart of the woman (María Antonieta Pons) he loves. Full of enjoyable songs and funny scenes, this entertaining Mexican musical centers on a wealthy man who finally realizes that money can't buy him love.
| Directing | Roberto Rodríguez | Director |
| Writing | Paulino Masip | Adaptation |
| Writing | Ramón Peón | Adaptation |
| Writing | Roberto Rodríguez | Writer |
| Writing | Chano Urueta | Screenplay |
| Writing | Elvira de la Mora | Story |
| Production | Ramón Peón | Executive Producer |
| Sound | Manuel Esperón | Original Music Composer |
| Camera | Ezequiel Carrasco | Director of Photography |
| Editing | Fernando Martínez | Editor |
| Costume & Make-Up | Margarita Ortega | Makeup Artist |
| Production | Paul Castelain | Production Manager |
| Directing | Felipe Palomino | Assistant Director |
| Art | Carlos Toussaint | Set Designer |
| Sound | Enrique Rodríguez | Sound Mixer |
| Camera | Enrique Wallace | Camera Operator |
