The Daily Show's John Hodgman on Nostalgia

Camel Nogiani has a great bit about some designer drug, which is heroin and Tylenol. There's also some other thing called 1P LSD that technically makes it legal. Judge John Hodgman of The Daily Show was on the show to debate nostalgia once and for all. Man, this could have been a two-parter but we're not greedy. Just one.