From season six, it’s “The Bye-Bye Sky High I.Q. Murder Case,” in which Columbo has to solve a murder committed at a club for some of the world’s foremost minds that isn’t Mensa. Comedian and podcaster Richard Massara (facebook.com/comedyrich) joins us from the UK to talk about the episode, as well as why the heck Columbo never left their TV sets over the years. Also- Jamie Lee Curtis? Quincy? Jon’s I.Q. at age 11?