Katreese Barnes may not be a household name-yet-but her work speaks for itself. She started her musical journey as a classical pianist at the age of 10 in North Carolina. Mastering her craft has led to singing, touring and arranging for some of the world's greatest musical acts ranging from Chaka Khan, Mariah Carey, Sting and Elton John to Roberta Flack, Stevie Wonder, The O'Jays and Diana ...