Siegfried hosts a Christmas eve party, with an even bigger event to follow the next day.
Tristan coaxes James to try a risky procedure, and James gets a shock from Helen.
James volunteers to be the official vet at the Darrowby Show.
James deals with Helens champion bull, and Siegfried makes a decision about Tristan.
James is put to the test. Tristan faces temptation, and Siegfried angles for a client.
Siegfrieds brother, Tristan, arrives to help out. Mrs. Pumphrey throws a swanky party.
James Herriot interviews for a job with harried Yorkshire veterinarian Siegfried Farnon.