Silver and Kelly receive an unexpected visit from Donna. Meanwhile, Dixon locates his biological mother and enlists Annie's help to go visit her. Also, Naomi's infatuation with Liam gradually increases.
Season 1 Episode 19 of 90210 resulted in a 0.00 rating in the 18-49 demographic.
The series revolves around the three-generational Wilson family who have recently moved to Beverly Hills, California after the father Harrison Wilson accepts the position of being the principal of West Beverly Hills High School.