11x20 - 7th Heaven

With plans for another child, Lucy tells Kevin that it might not be a good idea to move so far away from the rest of the family. T-Bone confides to Eric that he's having second thoughts about breaking up with Ruthie, who is spending all of her free time lately with her former crush, Martin. Sandy's boyfriend surprises her with a marriage proposal, and T-Bone's estranged father shows up on the Camdens' doorstep.