Monica Denise Arnold (born October 24, 1980), professionally known as Monica, is an American R&B singer, songwriter, and occasional actress. She debuted in 1995 under the guidance of Rowdy Records head Dallas Austin and became the youngest recording act to ever have two consecutive chart-topping hits on the U.S. Billboard Hot R&B/Hip-Hop Songs chart. Following a major success with "The Boy Is Mine," a duet with singer Brandy, in 1998, a series of hit records established her position as one of the most succe.