Every time Nancy drives little 3-yr-old Sam in either of the family cars he pukes. But it never happens when Dad is driving. Can Click and Clack help Nancy improve her driving technique before Sam ruins the upholstery? Find out on this episode of the Best of Car Talk. Get access to hundreds of episodes in the Car Talk archive when you sign up for Car Talk+ at plus.npr.org/cartalk Learn more about sponsor message choices: podcastchoices.com/adchoices NPR Privacy Policy