Starting this episode as a brunette, Lori Saunders (Bobbie Jo Bradley) changed her hair color and hair style during filming of this show.
When Betty Jo first introduces Granny to Billie Jo and Bobbie Jo who are off screen, Betty Jo points to Billie on the left and Bobbie on the right. In the next shot, when the two are actually seen on screen, Bobbie is on the left and Billie is on the right.