Roberta Flack  is a singer, songwriter, and musician who is notable for her jazz,
soul, and folk music. Flack is best known for her Hot 100 #1 , Grammy Award
winning singles The First Time Ever I Saw Your Face (1972) and Killing Me
Softly With His Song (1973). Roberta and U2 are the only artists to win the 
award in back-to-back years.