What's your pop culture IQ? Find out with Jen's Show Biz Pop Quiz. Each weekday MIX listeners have the chance to go up against Jen with a 5 question quiz with the goal of getting one more correct than Jen. If that happens, Jen buys the listener dinner. Original segments air weekdays at 5:20PM with Koz & Jen on 101.9 THE MIX WTMX Chicago.