The term 'Boy Is Mine' is a song by R&B singers Brandy and Monica, released in 1998. It was the first single from Brandy's second album, Never Say Never, and was a number one hit on the Billboard Hot 100 chart. The song was nominated for two Grammy Awards and won the award for Best R&B Performance by a Duo or Group with Vocals. It has since become an iconic song of the late 1990s and early 2000s.