Una figura de sirena resulta ser mala suerte para Bluto y Tank. En su aniversario, Popeye y Olivia recuerdan su boda.

Bluto y Tank capturan a un raro monstruo marino que le ha dado brillo a Polly y Poopdeck Pappy le cuenta a la clase de Junior todo sobre el árbol genealógico de Popeye, pero solo logra avergonzar a su nieto.

Tank sabotea la playa para que la gente visite el parque de olas de Bluto. Woody es secuestrado y llevado a la isla de Goon.

Bluto y Tank harán cualquier cosa para ganar los Juegos de Picnic. Los niños tienen problemas cuando buscan un tesoro pirata.

El éxito se le sube a la cabeza a Junior cuando encuentra un genio en una botella. Olivia va al bate para el equipo de béisbol de Junior cuando una lesión pone a Popeye en el banco.

Junior trabaja para Bluto para ganar dinero para el regalo de cumpleaños de Olivia. Junior obtiene un papel protagónico en una película de surf.

La chica de "Abajo" resulta ser una sirena. Olivia se encuentra con un valle prehistórico perdido.

Junior y Woody beben una fórmula que los convierte en monstruos desenfrenados. Popeye desafía a Junior a una competencia de surf.

Dee Dee se siente excluida cuando Polly se une al equipo de baloncesto. Francis y Junior se convierten en detectives cuando un ladrón roba las hamburguesas de Wimpy.

Eugene se desata en una ola de arrebatos de orquídeas para alimentar a una camada de jeeps bebés. Popeye y Junior navegan hacia Grecia en busca del Vellocino de oro.

Una familia de monstruos se muda a Sweethaven. Junior y un joven príncipe cambian de roles por un día.

Olivia se toma un día libre de las tareas domésticas. Popeye y Bluto compiten para demostrar quién es el hombre más fuerte del mundo.

The kids meet Shellie, a new girl "from Down Under." Pretty soon, dolphins and fish start disappearing from Sweethaven. When Shellie let all the animals from Sea Park go, it calls for Popeye's spinach to round them up. The girl from "Down Under" turns out to be a mermaid.

The kids' plans for Junior's birthday bash are nearly scuttled when he refuses to attend if Tank is invited, due to Tank's pranks at last year's party. The kids try to convince Junior to change his mind.

When a hot-air balloon lifts off with her in it, Olive lands in a lost prehistoric valley. Popeye and Junior fly off to the rescue.

While helping Professor Whatasnozzle with a new invention, Junior and Woody accidentally drink a formula that makes them turn into monsters. While Junior and Francis's alter egos wreak havoc, Popeye and the Professor must administer an antidote.

After Popeye claims that surfing takes little skill, he challenges Junior to a surfing contest to prove his point. Popeye discovers that there's a little more to surfing than meets the eye.

Dee Dee feels left out when Polly joins the basketball team.

Francis and Junior go sleuthing when a hamburger thief threatens to put Wimpy out of business. After their search for clues comes to a dead end, the detectives must set a trap and wait for the culprit.

After Eugene goes on an orchid-snatching spree, Popeye and Junior trail him to a seaside cave and discover a whole pack of little jeeps. When one of the little jeeps is snatched by a giant sea buzzard, Popeye and Junior team up to bring the baby back to earth.

Popeye and Junior sail to Greece in search of the Golden Fleece, with Olive in hot pursuit- trying to bring them their lunch! Popeye and Junior must fight bulldozers and tourists, while Olive encounters fire-breathing bulls, an army of skeletons, and a band of Harpies.

A new boy in Junior's class turns out to be a werewolf. While Junior and the gang nervously attend a party and meet the boy's monster parents, Bluto leads an angry mob to surround the house. Junior must rescue Lon's parents from the burning house.

Feeling overworked, Olive decides to take a day off from housework. Popeye and Junior must pitch in to do the laundry, go to the market, clean the house, and prepare dinner for Granny Popeye.

Junior meets Rex, a young prince who looks like him. They change places for a day, and each gets more than he bargained for. Junior finds that he must become engaged to a young princess. As Junior tries to escape from the ceremony, Rex and Popeye rush to save him.

A message in a bottle from a damsel in distress calls for the strongest man in the world. Popeye and Bluto race to find the damsel and prove who is the strongest. The damsel turns out to be Sea Hag, and Popeye and Bluto must face a two-headed giant.