“The Party’s Over”-
After Navid and Adrianna get engaged they have fun partying. Adrianna spends time with her family and friends at the Wilsons. Navid and his friends spend time together with some sexy college girls. Dixon still feels that Silver doesn’t appreciate him.
“The Dionysian Debacle”-
Adrianna and Navid talk about how they want to spend the rest or their lives together. When Navid lets his parent know about his plan, they aren’t to happy with it. Dixon and Silver try to get acquainted with school and Naomi is a guest at the Wilsons. Naomi and Annie end up going on a double date but it does not go as well as planned.
“Between a Sign and a Hard Place”-
Many difficult events occur during this episode of 90210. Donna must decide if it would be better for her to live with her daughter or go back to Japan where David is. Navid asks Adrianna if she would marry him. As Adrianna will be having her baby in the near future, she begins looking for parents who would like to adopt it.
“Okaeri, Donna!”-
Donna comes to 90210 from Japan which surprises Kelly and Silver. During spring break Dixon and Annie go on a road trip and Ethan volunteers. Naomi decides to volunteer too after hearing that Liam will be there. Donna is talked into designing a dress for Diablo Cody.
“Off the Rails”-
Ryan looks for Silver as he wants to calm her down, but he can not find her. Harry and Debbie find out about the issue after Dixon tells them. They wished Dixon would have looked for help sooner as it is obvious Silver has issues. Kelly and Ryan go out looking for Silver and end up at Jackie’s house. It turns out to be a waste of time after some fighting takes place. Adrianna and Navid offer to baby sit Sammy, Kelly’s baby. It turns out both of them together are not to bad with handling a baby. Everyone worries as the search for Silver continues.