Peter Wright heads to his old friend Clive's farm, where a lamb has just been born. The experienced vet quickly delivers a problematic second... but the third baby is an even trickier proposition, because it's coming backwards. Can Peter save lamb and mum? Julian Norton meets a greedy black Labrador called Buddy, who will eat just about anything he sees! And his latest illicit snack is an important family letter. Can postman Julian deliver it, one way or another? Meanwhile there are some interesting and challenging patients for Matt Smith at the animal hospital - three meerkats from the local zoo. 

It's minus two degrees in Yorkshire, as Matt Smith heads out during the night to deliver a calf. But, in the freezing conditions, even with the farmers lending a hand it's a real struggle. An old friend and client who normally warms Peter Wright's heart has problems with his pony. Rohin Aojula's heart is melted by a stray kitten brought to the animal hospital. He's considering adopting her, but first she needs to come through surgery to see what she's eaten that's making her so poorly. After rupturing his knee ligament in a mountain bike accident, Julian Norton visits the mountain rescue team who saved him.