- 90210 celebrates its 100th episode this week.
- The crew returns for a West Beverly alumni event.
- Guest stars include Denise Richards and Taio Cruz.
- Jasper and Cousin Emily make a comeback.
- Liam confides in Annie about the harassing calls and Vanessa.
- Max gets ousted by the board of his company.
- Dixon finds out about Adrianna's infidelity.
- Vanessa is alive.