Alison Arngrim Reveals ‘Little House On The Prairie’ Secrets | Megyn Kelly TODAY

Actress Alison Arngrim has fully embraced her former role as mean girl Nellie Oleson on the beloved TV show “Little House on the Prairie,” which she details in her book, “Confessions of Prairie B----.” She joins Megyn Kelly TODAY to talk about her relationships with co-stars and to open up about devoting time to the National Association to Protect Children as a child sexual abuse survivor herself.