Naomi's older sister, Jen, unexpectedly returns to Beverly Hills. Meanwhile, Naomi persuades Annie to go on a double date, and Adrianna and Navid reveal their decision to his parents.

Episode Viewers and Ratings

Season 1 Episode 21 of 90210 resulted in a 0.00 rating in the 18-49 demographic.

90210 Season 1 Episodes...

• 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

90210 Show Summary

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.