The Salt of Earth

S5 E8: Still short-handed with Tristan away in Ireland, Siegfried proudly announces that he has arranged for a vet, Willy Bannister, to assist at the clinic. To Calum's dismay, Willie is fond of opera, but he brightens somewhat when Willy claims to be a good cook. James has to deal with the Wains, a brother-sister team of farmers who have somewhat different approach to life and work.