Mezzo-soprano Sarah Walker has had an eminent career singing on the world's great operatic, recital, and concert stages. She is known for her wide repertory and an engaging personality, which she invites fans to sample at her website. There you will see her memorable costume as Brittania, with which she stopped the show at a Last Night at the Proms concert. She has participated in such historic musical events as the Pavarotti 60th Birthday performance of La Fille du Regiment and Leonard Bernstein's Christmas 1989 performance of Beethoven's Ninth Symphony in Berlin to commemora...