Superstar Alan Jackson has been traveling up and down America's highways for over a decade making some of country's greatest music. Now he has a highway of his own in his home state of Georgia. Jackson and his family were on hand when Coweta County officials named a portion of I-85 outside his hometown of Newnan, Ga., to Alan Jackson Highway. We'll have an exclusive interview with the star to get his reaction and to chat about his new video for ""Too Much of a Good Thing Is a Good Thing."" The Musik Mafia has spawned some great new talent in Gretchen Wilson and Big & Rich. We'll be there as Wilson celebrates her No. 1 success of ""Redneck Woman"" and solve the mystery behind Big & Rich's debut video. Sibling ties carry over to the road for Sara Evans and her brother, who happens to be her band leader. We'll catch up with the country singer and her brother to talk about what it's like to travel with your sister, especially when she's the boss. Also on tap for this episode, we'll find out ab