Ferocious cockapoo Bear is putting a marriage under stress. And 11-year-old Chihuahua Gina is a pocket rocket with an attitude problem, who has to be carried around in a special bag.
Can the trainers help with a destructive Dalmatian that's causing carnage and costing its owners thousands? And is there a cure for a canine phobia of windscreen wipers?
Ken is terrified of dogs... including his own 18-month-old cockapoo, Freddie. Ken's wife Debbie hopes the trainers can fix her husband as well as her dog, and restore harmony to the family home.
Muzzled collie Marvin's owners are at their wits' end with his lunging and nipping. Trainer Jo begins the delicate process of earning Marvin's trust. Plus: a diva-like cockapoo called Maggie.
Maltese bichon Marco just won't listen. And imposing newfador Ruby is eight stone of solid dog who refuses to budge when her owners take her for a walk.
A pint-size pup keeps snapping at his owner Sam every time Sam tries having smoochy 'alone time' with his girlfriend Charlotte. And Wonder the blind dog needs help with anxiety.
A mile-a-minute Labrador is running rings round its owner. And a Jack Russell-cross with bad toilet habits has not only ruined his owner's home, now he's started peeing on the cat.
Unkempt toy poodle Daisy bites her owners Wendy and Dahana every time they approach her with a brush. And Yorkshire terrier Marley has a severe case of separation anxiety.
Ghost, an eight-stone Cane Corso mastiff puppy, has got the neighbours - and his owners - living in fear. Chelsea and Owen's relationship is being tested by six chihuahuas and cavapomchi Mr Bollinger.
Tim and Chelsey love their bulldog Bobby but feed him so well that he's stopped walking. And can first-time dog owner Natalie get the hang of mega-yapper Milo the mini Dachshund?
Fluffball Dougie is on a final warning with local law enforcement. Can the trainers reform this serial biter? And Sa needs help with her St Bernards - a two-dog wrecking crew.
A lockdown cockapoo called Sunny's incessant barking is driving everyone crazy. But what is poor Sunny trying to say? And can trainer Victoria teach Maggie the collie to slow down?
This time at the academy, a cavapoo that won't walk, an aggressive street dog from Spain, and a pooch that very much doesn't like household cleaning products.