 Adrianna Tate-Duncan

Adrianna "Ade" Tate-Duncan is a fictional character on The CW television series "90210", the fourth series in the "Beverly Hills, 90210" franchise.Portrayed by Jessica Lowndes, the character was originally only scripted as a guest spot in the series' pilot, but was added to the main cast in the fourteenth episode of the first season, replacing Jessica Walter.