Every time the postman pays the Farmer a visit, Bitzer's canine instincts get the better of him, resulting in shredded mail and and an irate farmer. Shaun decides to help out by taking on the role of Bitzer's therapist...
When the farmer gets stuck in the Loo, Bitzer has to get vital supplies to him as a matter of urgency. His initial efforts end in failure and he drafts in Shaun and the gang to help out.