Also appearing on The Big Interview this season is GRAMMY??-winning singer, songwriter and Fleetwood Mac vocalist Lindsey Buckingham on April 28; critically acclaimed singer, songwriter, actor and record producer Josh Groban on May 5; Southern Rock superstars Florida Georgia Line on May 12; Paul Haggis, the two-time Oscar??-winning filmmaker behind such films as CRASH, MILLION DOLLAR BABY and CASI