The success of I Love Lucy is often credited to Lucille Ball's comedic talent, but biographer Todd Purdum says Desi Arnaz was more than just "second banana" to Lucy. He also helped shape the modern sitcom. Also, TV critic David Bianculli reviews a documentary about John Lennon and Yoko Ono.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy