Kathy Najimy is an American actress. Her television credits include roles in Chicago Hope as Dr Barbara Konstadt, Veronica's Closet as Olive Massery, and providing the voice of Peggy Hill in King of the Hill. Najimy co-starred, produced, and wrote the specials The Kathy & Mo Show: Parallel Lives and The Kathy & Mo Show: The Dark Side. Her film work includes the Sister Act franchise, Step Up 3D, Tyler Perry's A Madea Christmas, and Descendants.