In this special crossover episode, the brilliant interviewer Cathy Heller of "The Cathy Heller Podcast" interviews Mark live at the Hollywood Improv and discusses his new book "Why Not? Lessons on Comedy, Courage, and Chutzpah"The book is now available! AmazonBarnes & NobleBooks-A-MillionBookshop.orgTo learn more about Cathy Heller, check out the following:Cathy's Instagram: https://www.instagram.com/cathy.heller/?hl=enCathy's Website: cathyheller.comCathy's Podcast: The Cathy Heller Podc...