Singer/songwriter Ruby Amanfu's career has been full of twists and turns. Born in Ghana but raised in Nashville since the age of three, she showed musical promise from a young age. By the time she was a junior in high school, she'd already written numerous songs and spent a year singing professionally in the Nashville Symphony Chorus. Encouraged by a couple of local benefactors, she recorded her debut album, 1998's So Now the Whole World Knows, while still in high school. A few years later, a catchy R&B/pop song she and Nashville songwriter Tommy Simms had written called "Suga...