The wedding took place at Smith's home in Playa del Rey. Denise Katrina Matthews January 4, — February 15,better known as Vanity, was a Canadian singer, songwriter, dancer, model, and actress who turned away from her music and acting career to concentrate on evangelism. IGf wanted the old Diana Ross image," she said. The singer was See also Double Vanity Integrated Sink. Action Jackson. Matthews died in a Denide, Californiahospital on February 15,from kidney failure, aged.