From Wikipedia, the free encyclopedia. Kimberley Ann Deal (born June 10, 1961) is an American singer, songwriter and musician, best known as the bassist (and backup/lead vocalist) of the alternative rock band the Pixies and the lead vocalist and rhythm guitarist for The Breeders. Deal first joined the Pixies in January 1986 as the band's bassist, adopting the stage name Mrs. John Murphy for the band's releases Come On Pilgrim and Surfer Rosa. Following Doolittle and the Pixies' resulting hiatus...