Cesar helps a newlywed couple whose dogs don't let them get close and another pair who met online and are nervous about introducing their dogs.
Cesar helps Melody and Tom, who is so terrified of dogs that he will even leave a job site if one is near, deal with their fears and anxieties.
A pit bull is aggressive toward people and dogs a dachshund mix exhibits aggression at feeding time and when it comes time to trim his nails.
Two wolf hybrids with aggression issues an aggressive Chihuahua.
A Chihuahua mix with aggression issues a Pomeranian with severe separation anxiety an Aussie/shar pei mix who runs away when his owner coughs.
A Great Dane behaves aggressively toward strange dogs a Lhasa apso eats everything she can get her paws on.
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.
Cesar helps a pregnant Ashlee Simpson-Wentz's English bulldog with his aggression issues before the baby arrives a retriever with food aggression.
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 revisits some of his toughest cases and explores the history or misunderstood dog breeds to dispel myths about aggression.
A woman's French bulldog exhibits people aggression that started for no apparent reason when he turned two years old.
A Pekingese who refuses to eat or drink a Chihuahua who bites people two chow mixes who share a home but won't play nice with each other.
An aggressive lab-mastiff mix a Jack Russell mix that barks obsessively a woman is concerned at her dog's habit of barking and growling at people.
Cesar adopts four puppies and films them living with him and his pack for their first eight months to demonstrate how to raise a balanced dog.
A Great Dane with an aggressive attitude Cesar helps a shepherd mix recover from the issues developed while living in a hoarding situation so she can be rehomed.
A woman who has relinquished the role of pack leader to her Welsh Sealyham terrier an English mastiff with too much energy a Tibetan terrier who is a terror on walks.
A Labrador mix with dog aggression a Jack Russell terrier and a Queensland heeler whose formerly cordial relationship has become hostile.
Cesar celebrates the show's 100th episode with a grand reunion of many of the past guests and their dogs.
Cesar works to dial down the bad behaviors of four problem dogs who won sessions at the PETCO auditions.
Dave Glassman adopts pit bulls Blackjack and Memphis together, but one day during a barking fit, the two dogs turn on each other.