|His Father's Son|
|Season 5, Episode 23|
|Air date||3 May 1997|
|Written by||Chris Abbott|
|Directed by||James Keach|
Moment of Truth, Part 1
Sully has been letting Dr. Mike set the rules for Brian, and now he's getting into trouble with Anthony. It takes some time, but Sully realizes that Brian both needs and wants him to act like his father.
Meanwhile, Preston has convinced the American Medical Society to have their convention at his hotel. Also, Andrew has been selling a cure-all remedy at his clinic at Preston's , and Dr. Quinn feels like Andrew is acting unethically.
- Brian and Anthony start a fire beside the General Store that grows quickly
- They hop the train to Mannitu to get a rocking chair for a doll house. Brian gets hurt trying to hop the train back.
- Arc: Ethan Cooper, part 5 of 5.
- Although Ethan Cooper doesn’t appear in this episode, a letter and a picture that Brian receives becomes a focal point for him. Ethan Cooper appeared in the episodes Father's Day and the two parter Cooper vs. Quinn. The bone he gave Brian in Father’s Day became a point of contention between him, Colleen, and Matthew in Bone of Contention.