Laughing Gas
"Ha Ha Ha"
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.


Dentist's assistant

Dr Pain, the dentist

Dentist's wife
Short Assistant

Patient

Patient

Patient

Pretty Patient (uncredited)
Bearded Patient (uncredited)
Patient (uncredited)