Cesar Milan meets two Jack Russell terriers that have suddenly turned aggressive toward each other after living together for years.

Cesar steps in to confront a schoolyard bully who is terrorizing doggy day care. At their best, bulldogs are calm, loveable and dignified dogs that make for amazingly loyal companions. At their worst, they can be brutish and stubborn.

A café owner needs help taming her hyperactive bulldog; Cesar tries to curb a German shepherd's incessant barking.

Cesar spends a week at Fort Hood in Texas, helping members of the U.S. Army train their undisciplined dogs. Included: an Australian shepherd with a fear of men in uniform; a Shetland shepherd that barks incessantly when helicopters and planes fly overhead; a miniature bull terrier whose excitement is uncontrollable.

Cesar meets former gang members who are turning their lives around and helps them rehabilitate their problem pooches. Included: a pit bull with a habit of stealing food off the dinner table; a Maltese that nips and bites other dogs.

The host helps cynophobics (people with a severe and often irrational fear of dogs) overcome their fears.

In this 150th episode, Cesar must help lovers with their dogs. Justin and Jeanine's Lucy and Betty are wreaking their home and Michael and girlfriend Corey are scaried to introduce their dogs. Roxy and Frankie suffer from aggression and dominance respectfully.

Renowned dog trainer Cesar Millan helps the owners of an Australian shepherd that is afraid of the vacuum cleaner, and a pointer-mix with a pine-cone fixation HD

Two young fans observe Cesar as he works with an anxious pit-bull mix and an Australian-shepherd-Chihuahua mix that doesn't do well around strangers.

Rescue dog owners need help from hell hounds, starting with Terrier cross, Sammy, who cries around skateboarders and large dogs. Sahzi, a Belgian Tervuren, won't enter the kitchen or certain hallways and Leis Rachal with her daughter need help choosing the right dog to adopt.