S3 E1 • Le Bouledrogue

Brian takes a job on the police force as a drug-sniffing dog, which leads him down a path of cocaine addiction. Trying to kick the habit, Brian checks into a clinic. With the Griffin family cruise canceled due to Brian’s absence, Peter gets the idea to vacation at the rehab retreat.

S3 E2 • Le Bouge et le noir

The Griffin family learns Brain has gone to Hollywood. After trying out on Kids Say the Darndest Things, Stewie awarded an appearance, and the Griffin get a free trip to Los Angeles. Brian doesn't want the family to know what he's really doing in Hollywood, and tries to cover it up.

S3 E3 • Pas de fumée sans vieux

When Peter's toy company is bought out by the Eldorado Cigarette Company, the toys are used to market cigarettes to children. On Lois's advice, Peter confronts his new bosses about their evil use of toys and is unexpectedly made the CEO and dispatched to congress to convince them not to pass an anti-smoking bill.

S3 E4 • À nous les petits Anglais

When a hurricane strikes Quohog, everything is destroyed including The Drunken Clam, which is bought out by a Brit who turns it into an English pub. As it happens, pub owner Nigel Pinchley and his family move in next door to the Griffins, and Stewie tries to teach Nigel's Cockney-accented 3-year-old daughter how to speak proper English.

S3 E5 • La Rançon de la poire

Peter feels jealous when he finds out Chris has a larger penis than he does, so he tries various tactics like buying a new car and joining a gun club. He then takes Chris on a father-son hunting trip only for Chris to eventually save the day. Meanwhile, Meg finds herself to be a target of abuse from the cool kids at school when she joins the flag girl squad.

S3 E6 • La mort râle

Peter sneaks away on his and Lois' anniversary to play golf at an upscale country club, only to be struck by lightning and have a near-death experience. Death promises to give Peter a revelation to help his marriage if Peter helps him get a date. Meanwhile, Peter sets up a fake scavenger hunt for Lois and the kids, which takes them all over Quahog.

S3 E7 • Larmes fatales

Bonnie convinces Lois to join her Tae-Jitsu class and Quahog is invaded by New York "leafers" coming to look at the pretty colored leaves in fall. Lois quickly becomes a black-belt, and Peter uses his new dangerous wife to drive away all the annoying New Yorkers. However, Lois' new-found violent side finds its way into the Griffin household, and after trying counseling, the whole family has an all-out brawl to get it out of their system.

S3 E8 • Haro sur le bidon

When Meg, due to her crush on Tom Tucker, the newscaster, applies for an internship at the local television station and gets the job, she is disappointed to find that her news partner is the most reviled nerd in school, Neil. Caught in a life-threatening news situation, Meg laments that she never had a first kiss and agrees to kiss Neil only to find that he taped the whole thing in order to broadcast it across the world. Meg broadcasts her own news that she has no interest in Neil, sending him to the ledge on top of Town Hall. She breaks his fall, only to find out that he had no intention of jumping and was just trying to get her attention again. Stewie's prized new tricycle is stolen by the neighborhood bully, but the bully soon learns not to screw with Stewie.

S3 E9 • Mes rames et mes vieux

Peter's boss comes to dinner at the Griffin house but soon dies. The Happy-Go-Lucky Toy Factory is turned into the Happy-Go-Lucky Terminal Disease Institute. Unemployed, Peter begins his search for a job and ends up going after his lifelong dream of becoming a knight at a traveling Renaissance Fair. Caught in a compromising position with the infamous Black Knight's wench, he must defend his family's honor in an duel with the Black Knight.

S3 E10 • Un poisson nommé Peter

Peter décide de devenir pêcheur. Pour s'acheter un bateau, il emprunte une importante somme d'argent et se dépossède de tous ses biens.

S3 E11 • Émission impossible

Peter goes with Lois to visit her sister Carole, who is now pregnant, but alone since her husband walked out on her. Carole goes into labor and Peter helps deliver the baby. Caught up in the moment, Peter and Lois decide that they want another baby. Stewie however, does not agree. Stewie does everything possible to keep Peter and Lois away from each other, but when he is locked out of their room, he is forced to take desperate measures. Stewie ends up shrinking himself down to microscopic size and seeking out his sperm-brother inside Peter's body. Instead of trying to kill his unborn brother Stewie and him unite to destroy Lois.

S3 E12 • Aux dames citoyens

Chris chooses a robber out of a lineup, but after Peter accidentally tells the robber where the family lives, the Griffins are placed in the witness protection program. They are sent to the Deep South, where Chris makes a new friend, Sam. Peter questions the truth of a Civil War reenactment that showed the South winning the war, leading to Sam's father forbidding Sam from seeing Chris. Upset, Sam runs away with Chris and kisses him on the mouth. Chris tells Sam that he doesn't like boys and doesn't like him in a physical sense. The FBI agents guarding the Griffin house in Quahog accidentally tell the robber the location of the Griffins. Sam reveals to Chris that she is not a boy, but a girl. Then the robber arrives in the South, about to kill Chris, but the towns folk stop him just in time.

S3 E13 • Glandeur et décadence

Brian accompagne Lois et Peter lors d'une visite aux Pewterschmidit. Lorsqu'il aperçoit leur chien, sa libido devient incontrôlable...

S3 E14 • Notre père, qui êtes trop vieux

Chris est de plus en plus intéressé par la culture afro-américaine. Cleveland décide de l'emmener au Musée de l'Histoire irlandaise pour le sensibiliser à ses propres origines...

S3 E15 • À vos marques ! Prêt ! Trichez !

Joe décide de participer aux Jeux paralympiques après avoir perdu confiance en lui lors d'une poursuite qui s'est soldée par la fuite de son suspect...

S3 E16 • Petit Pépé Noël

Chez les Griffin, tout le monde se prépare à fêter Noël, mais les choses ne se passent pas aussi normalement que prévu. En effet, Peter a offert tous les cadeaux destinés à la famille à des orphelins, obligeant chacun à refaire ses achats le jour du réveillon. Lois, qui adore Noël, est impatiente de présenter Stewie au Père-Noël. Mais le bébé est effrayé à l'idée de rencontrer ce gros homme vêtu d'un costume rouge et capable de surveiller en permanence les enfants du monde entier. Pour finir, Brian parvient à faire brûler la dinde et la maison...

S3 E17 • Brian bave, Peter trinque

Brian, déprimé parce que malheureux en amour, se retrouve contraint de s'occuper d'une dame âgée. Pendant ce temps, Peter se laisse pousser la barbe, ce qui déplaît à Lois...

S3 E18 • Les zéros sont crevés

Brian passe une audition pour un rôle dans la pièce montée par le théâtre local. Mais Stewie se fait remarquer et intègre une prestigieuse école artistique. Pendant ce temps, Peter sauve un homme de la noyade. Il découvre ensuite que l'individu en question est un nudiste.

S3 E19 • Une figure des colles

Lois retrouve par hasard un vieil ami et commence à le fréquenter à nouveau. Lorsque Peter le découvre, il devient jaloux. Parallèlement, Brian et Stewie se retrouvent collés ensemble après avoir manipulé une colle industrielle surpuissante...

S3 E20 • Robin des noix

Brian et Stewie embarquent dans un avion en direction de l'Angleterre. Mais une fois en vol, ils s'aperçoivent qu'ils sont en route pour l'Arabie Saoudite. Aussitôt débarqués, ils entament le chemin de retour. Pendant ce temps, aux Etats-Unis, Peter et Lois rencontrent le groupe Kiss...

S3 E21 • Le corps sans os

Brian et Stewie lisent leur courrier et imaginent trois aventures. Dans la première, ils découvrent une lampe magique, refuge d'un génie prêt à exaucer trois voeux. Dans la seconde, les Griffin se voient dotés de super-pouvoirs. Dans la dernière, toute la famille se retrouve dans une maison hantée...

S3 E22 • L'agent ne fait pas le rôdeur

Peter a des problèmes d'argent et demande de l'aide à Max Weinstein, un juif très doué en affaires. Observant ce talent, Peter aimerait que Chris se convertisse et lui organise une bar mitzvah à Las Vegas, ce qui ne plaît guère à Lois...