Mariah Carey - Fantasy; The song was written by Carey and Dave Hall, both serving as primary producers alongside Sean Combs. The song heavily samples Tom Tom Club's 1981 song "Genius of Love". The song's lyrics describe a woman who is in love with a man, and how every time she sees him she starts fantasizing about an impossible relationship with him. became Carey's 9th #1 single on the U.S. Billboard Hot 100 chart in 1995.