Roland Merullo's Driving Jesus to Little Rock, fits neatly on the shelf with his other beloved, quirky-spiritual books: Golfing with God, American Savior, Vatican Waltz, The Delight of Being Ordinary, and the Buddha trilogy (Breakfast, Lunch, and Dinner)-a list that has sold over half a million copies and been widely translated. This time, the narrator, Eddie Valpolicella, is on his way from Massachusetts to Arkansas to give a talk on "his" novel,...