Donna faces a heartbreaking dilemma when she must choose between returning to her life with David in Japan, or moving back to Beverly Hills with their daughter, Ruby. Meanwhile, Silver's recent issues are the major topic of conversation at school, and Annie and Naomi make a decision about their friendship. Also, Ethan continues on his recent downward spiral due to Liam's bad influence, and Adrianna and Navid meet with potential adoptive parents for the baby.
Season 1 Episode 20 of 90210 resulted in a 0.00 rating in the 18-49 demographic.
s01e01 - We're Not in Kansas Anymore
s01e02 - The Jet Set
s01e03 - Lucky Strike
s01e04 - The Bubble
s01e05 - Wide Awake and Dreaming
s01e06 - Model Behavior
s01e07 - Hollywood Forever
s01e08 - There's No Place Like Homecoming
s01e09 - Secrets and Lies
s01e10 - Games People Play
s01e11 - That Which We Destroy
s01e12 - Hello, Goodbye, Amen
s01e13 - Love Me or Leave Me
s01e14 - By Accident
s01e15 - Help Me, Rhonda
s01e16 - Of Heartbreaks and Hotels
s01e17 - Life's a Drag
s01e18 - Off the Rails
s01e19 - Okaeri, Donna!
s01e20 - Between a Sign and a Hard Place
s01e21 - The Dionysian Debacle
s01e22 - The Party's Over
s01e23 - Zero Tolerance
s01e24 - One Party Can Ruin Your Whole Summer
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.