This is the only episode in which it is mentioned that Sid and Abby have a nephew named Paul Fairgate. The book, Knots Landing: Saga of Seaview Circle, lists Paul as Sid and Abby's older brother and their nephew as Paul Fairgate Jr.
Gary calls his brother, Bobby, in Dallas, in a one-way phone call, to check up on Kristin's background, but Bobby doesn't reveal that Kristin shot J.R., because he didn't know. Consistent with her final appearance on Dallas (before this episode), Kristin reveals to Val that she is pregnant.
The young girl gossiping at her locker is a very young Helen Hunt.