Today's episode is brought to you by the letter "J" for "Jack." Chris and Mackenzie get into children's shows chosen by Chris' 3-year-old son, Jack: Puffin Rock and Doc McStuffins. Why do pygmy shrews fart? Who tells Chris to stay on track with his playwriting? What kids' show is most like Eyes Wide Shut? What if the scientific method was a musical? What's the difference between stuffed lambs and plastic goats?