Laughing Gas (1914 film) squabbling. The dentist arrives, and his first patient goes in, obviously in pain. The dentist prepares the nitrous oxide anaesthesic (also known commonly as "laughing gas" due to its effects prior to and after unconsciousness). With the man unconscious he pulls his tooth, but then he can't get him to wake up. He calls for Charlie and when he arrives the dentist runs off. Charlie tries to wake him and eventually tries hitting his head with a mallet. The man revives but starts laughing. Charlie knocks him out with the mallet. The dentist then returns and Charlie is sent to
Laughing dove Laughing dove The laughing dove ("Spilopelia senegalensis") is a small pigeon that is a resident breeder in Africa, the Middle East and the Indian Subcontinent. This small long-tailed dove is found in dry scrub and semi-desert habitats where pairs can often be seen feeding on the ground. A rufous and black chequered necklace gives it a distinctive pattern and is also easily distinguished from other doves by its call. Other names include laughing turtle dove, palm dove and Senegal dove while in India the name of the little brown dove is often used. It was introduced in Western Australia and