In this episode, Alison Arngrim joins the show.

Alison Margaret Arngrim (born January 18, 1962)[1] is an American actress and author. Beginning her television career at the age of twelve, Arngrim is a Young Artist AwardFormer Child Star "Lifetime Achievement" Award honoree, best known for her portrayal of Nellie Oleson on the NBC television series Little House on the Prairie from 1974 t