A humorous and heartwarming bounce-to-the-beat underdog story about a young rapper whose rhymes help bring his community together, from America's favorite rapping teacher. As featured on Good Morning America! Eleven-year-old Simon Barnes dreams of becoming a world-famous rapper that everyone calls Notorious D.O.G. But for now, he's just a Chicago fifth grader who's small for his age and afraid to use his voice. Simon prefers to lay low at school and at home, even though he's constantly spitting rhymes in his head.