 Donna invites NFL quarterback Steve Young over at Casa Walsh for Thanksgiving, one of two surprises she plans for Joe s birthday on that same day. But Donna later learns that she and Joe have a thing in common: they both disapprove of premarital sex. Meanwhile, the absence of Susan and Colin weigh on Brandon and Kelly who find old feelings returning to each other. Steve becomes a surprise hit at Clare s father s faculty party. Also, Valerie disdains cooking help from David s mentally unbalanced mother.