
With a unique ability to see the world through their eyes, renowned dog behaviour expert, Cesar Millan, rehabilitates all manner of troubled canines in this popular reality series, and often that involves Millan not only teaching dogs new tricks but also training their owners how to achieve a balanced relationship with their pets.

Dave Glassman adopts pit bulls Blackjack and Memphis together, but one day during a barking fit, the two dogs turn on each other.

Cesar works to dial down the bad behaviors of four problem dogs who won sessions at the PETCO auditions.

A couple's Chihuahua mix terrorizes their mastiff and dominates the house; a pit bull is not growing out of his puppy behavior.

An aggressive English bulldog/Lab mix; a cocker spaniel with a life-threatening appetite for paper products.

A Labrador mix with dog aggression; a Jack Russell terrier and a Queensland heeler whose formerly cordial relationship has become hostile.

A Maltese hates being on his leash; an American Eskimo barks and circles strangers who enter the house; a Nova Scotia duck tolling retriever with a fear of pools.

Cesar helps a pregnant Ashlee Simpson-Wentz's English bulldog with his aggression issues before the baby arrives; a retriever with food aggression.

An aggressive sheepdog/collie mix needs extra attention, so Cesar brings him to the Dog Psychology Center; a St. Bernard with a fear of stairs.