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. George, an unruly labrador, is a troublesome teenager whose bad behaviour has got the neighbours up in arms. Dog behaviourist Robert Alleyne takes on Staffordshire bull terrier Gunner, a spiteful thug who's driving his owners apart. Lynne Davies comes face to face with Charlie, a vicious mongrel. Show less