This week, we brush off an ELT favorite on the gory history of tooth care. For most of human history, chomper maintenance has been bloody and brutal. So how'd we go from charlatans yanking teeth in a public square to the soft light and high-tech of the modern dentist's office? ELT asks retired dentist and dental historian J. Henry Clarke and historian Richard Barnett to open up and say how. Plus Chris Lyons tells us his secrets for making movie stars' teeth look terrible.