This week's show mixes the themes of pronunciation with the origins of well-known expressions. As a font of information these shows are invaluable as well as fun and engaging. It's hard to see how something so simple can be so absorbing and this particular show is a must-hear for any group of people who want to debate exactly how a word should be pronounced... let's just say that as times have changed some pronunciations have remained indisputable... or have they?