The series revolves around several students at the fictional West Beverly Hills High, including new Beverly Hills residents Annie Wilson and Dixon Wilson. Their father, Harry Wilson, has returned from Kansas to his Beverly Hills childhood home with his family to care for his mother, former television and theater actress Tabitha Wilson, who has a drinking problem and clashes with his wife Debbie. Annie and Dixon struggle to adjust to their new lives while making friends and yet adhering to their parents’ wishes. 90210 featured cast members from the original series, including Jennie Garth, Shannen Doherty, Tori Spelling, Ann Gillespie, and Joe E. Tata. However, starting with the third season none of these guest stars will be featured again.