Amy Grant is Christian music's most celebrated and commercially successful artist, the first to achieve platinum status (with 1983's "Age to Age" album) and the first to break the 5 million mark (with 1991's "Heart in Motion"). About to turn 37, she's sold 20 million albums, won five Grammys and 26 Dove Awards, topped the pop charts (with the ebullient "Baby Baby"), had three kids, sustained a 15-year marriage with fellow Christian-country artist Gary Chapman (host of the Nashville Network's "Prime Time Country") and instituted a Nashville Christmas concert tradition that, for the first time t...