Aidensfield is hit by a snow storm and a plane makes a crash landing. A couple were on board but the pilot runs from the scene just as his wife goes into labour.. Nick eventually has to deliver the baby himself. He and Jo then take mother and baby back to the cottage, but there are problems because the baby is premature.. The escape pilot turns out to be a wanted man, and its Claude who helps Nick catch him! Phil and Alf get stuck in a snow drift when Alf was meant to be playing Santa, meanwhile Claude is brought in as a replacement - but Alf is rescued in time so two Santas turn up at the nativity play! In the final scene Nick proposes to Jo.
