Some of the worst dogs in Britain come face to face with three tough trainers. Yorkshire terriers Duplo and Abbie are the scourge of their cul-de-sac and are charged with aggressive behaviour on the streets; Rhodesian Ridgeback Amber's barking has left her owners threatened with eviction; and white German Shepherd Rio will go for anyone who knocks on the front door. The owners of these dogs have had enough, so it's time for extreme measures - a week in Dog Borstal. Show less