This week, Andrew Thompson, the author of Hair of the Dog to Paint the Town Red: The Curious Origins of Everyday Sayings and Fun Phrases, joins Abby in the classroom to help her with her lesson plan on idioms.In this conversation, Andrew and Abby break down the origins and meanings behind common expressions including: 'hair of the dog,' 'cat's out of the bag,' 'off the cuff,' 'the bee's knees,' 'pass with flying colors,' and more. Keep up with Abby after class on Twitter: @AbbyHornacekLearn more about your ad choices. Visit podcastchoices.com/adchoices