Rosalyn McCall is a rapper and Miami bass dance music artist who performed under the moniker MC Luscious. She is best known for her 1991 single "Boom! I Got Your Boyfriend." Discography McCall began her career in music in the early 1990s when her cousin, producer Steve Tempo, recruited her to perform vocals on a remake of his composition "Boom! I Got Your Boyfriend." The song had been previously performed by Tempo's group The Boys From The Bottom and released under the title "Boom! I Got Your Girlfriend."