In '90210' episode 'Off the Rails', Kelly sets out on a search for Silver who goes out of town with unstable mind.
Things are spiraling down further for Silver whose sex tape with Dixon is getting out of control. In the April 7 episode of "90210", Silver is losing her mind as Dixon creates a strain within their relationship. Thus she travels to Kansas in order to learn who she really was.
However, the trip is alluded with her fragile mental instability that gets her involved in a difficult situation. According to a scoop by E! Online, Silver's bipolarity will erupt in a train station and Kelly is forced to go on her own trip to find her. Meanwhile, Kelly once again faces her troubled mother Jackie.
Ann Gillespie guest stars as her role in the original series, Jackie Taylor. Jason Priestley is back behind the lens for the episode which is called "Off the Rails".