Alison Arngrim and other cast members celebrated the Golden Anniversary of the classic family TV series Little House on the Prairie. Cast members Melissa Gilbert and Karen Grassle joined Arngrim t ...

Alison Arngrim was never "nasty" to her co-star when cameras stopped rolling. The former child star, who played mean girl "Nasty" Nellie Oleson on "Little House on the Prairie," celebrated the ...