Although only a dental assistant, Charlie pretends to be the dentist. After receiving too much anesthesia, a patient can't stop laughing, so Charlie knocks him out with a club.
| Title | Laughing Gas |
|---|---|
| Release Date | 1914-07-09 |
| Runtime | |
| Genres | Comedy |
| Production Companies | Keystone Film Company, Lone Star Corporation |
| Production Countries | United States of America |
