Why do we find certain things disgusting? Greg explores the topic with evolutionary psychologist, Dr. Diana Fleischman. Please be advised that this episode may contain adult language.

Adam Carolla stops by to talk to Greg about his first ever stand-up comedy special, 'Not Taco Bell Material.'

Greg interviews writer and critic-at-large for National Review Online, Kyle Smith. They discuss identity politics in entertainment and some of their favorite movies. Please be advised that this episode may contain adult content.

Greg interviews neuroscientist Dr. Moran Cerf. They discuss his research into the development of brain chips that make people super-intelligent.