Some of the worst dogs in Britain come face to face with three trainers, who attempt to knock the dogs and their owners into shape with a dose of tough love and hard discipline.

Trainer Lynne Davies tackles Ruff and Tumble, a couple of ASBO chihuahuas. Mic Martin attempts to reform Leo, a failed search dog, whose wild-goose chases are driving his owner's family apart. Dog Behaviourist Robert Alleyne takes on Buddy, an abusive rescue dog who's a million miles away from being owner Sam's best pal. Show less