[applause] john happy halloween. We celebrate halloween because 2000 years ago the celts in northern france the harvest season was wounded people were turned to wreck crops and do other mean things. They believe wearing costumes might scare up the ghost. Im not sure how we got from that to children wearing costumes and wolfing down candy, but thats what we have in america today. We also have some seasonal businesses making millions now off of fear. These people in new york city are waiting in line to pay 30 so they can be scared by actors who jump out of the dark. The owner of the business called what manner says the idea is when customers get so scared they fall down. When you see someone hit the ground and crawl out we have three different chicken doors and normally they pans. John great, they had chicken doors . People paid to be that scared . Why . Margee kerr study sphere. Shes a fierce sociologist at the university of pittsburgh peerage he works in the place in pennsylvania calle