When Johnny and son Kees get electrocuted by accident, they find themselves trapped in each other's body.

Kees falls in love with a police officer causing outrage from the rest of the family and Johhnies buddies.

Ma wants to redecorate by putting up new wallpaper in the living room. Toet and Henkie find a few boxes with nice paper in the garage. What they don't know is that Johnny is conserving some valuable papers for the big criminal Robbie in that same garage.

A bank robber on the run, takes hostage of Ma and a couple of neighbours in the mobile shop of Van Putte. Sjakie is being appointed as a negotiator.

Johnny and son Kees find out that it's not a good idea to do business with dangerous criminals on April Fools day.

Johnnie is forced to help catch an international crime syndicate. For their own safety, the family must leave their house. They return to their home in complete disguise. The neighbors think a new family moved into the Flodder-home and they are very relieved. The Flodders find that their new identities gives them a few advantages too!

When a F16 fighter pilot loses his bomb, it falls right into the Flodder's swimming pool. When son Kees finds it, he assumes it's part of the fireworks that Kareltje should deliver because of New Years Eve. Kees starts carrying it around the house not knowing he is causing severe danger to his family. Meanwhile, Sjakie comes along to show his new car to the Flodders.

The Flodders get nervous because the government will be checking all people who collect unemployment benefits to see if there isn't been done any undeclared work. The only problem is that no one knows who the person is who will be doing this check.

A secret agent is being installed at the Flodder's home to spy at one of the neighbours.

Johnny marries a Polish woman so she has the right papers to work in the Netherlands. The woman, however, doesn't seem to understand the marriage is fake, just as Kees, who thinks his brother is really getting hooked.

When a nearby factory loses a cloud of toxic gas, the whole area of Zonnedael is being evacuated. The Flodders however, are the only ones that don't have any clue of what's going on.

Toet and Henkie need money to buy a video game and therefore let Opa take part in a medical experiment.

In order to make up for a spelling error on merchandise, Johnnie enters Kees in a marathon and resorts to the lowest tricks so she can win.

Daughter Kees has a pen pal in prison. When Johnny and son Kees find out, the pen pal turns out to be 'Cold Arie', a notorious criminal who is being released on short notice. Things get even worse when daughter Kees admits to Johnny that she promised Arie she will marry him as soon as he gets out of prison

When criminality gets out of hand in Zonnedael, the neighbourhood is setting up a neighbourhood watch. Son Kees is the first to apply voluntarily.

Toet gets kidnapped, and learns a valuable lesson about family.

When Ma appears to be lonely, daughter Kees suggests to put in an anonymous contact add for her to meet someone. When Johnny, Kees and Kees arrange a date for her with someone who applied, they do not know this person is in fact Sjakie...

Gus, an acquaintance of Johnny and Kees, is dying and wants to be frozen for thirty years. Johnny offers to keep him in his fridge, for a small fee of course.

Kees is tired of always relying on Johnnie for transportation and decides to take driving lessons.

Much ado about a safe in the floor of the house after Ma has decided everybody should give Ma their money because the family has to become more thrifty.

Ma suffers from a terrible tooth ache. When Johnny meets a so called dentist at the coffee house, he thinks the problem can be solved on short notice. Meanwhile, daughter Kees thinks she has met the love of her life.

Kees might have a very dangerous virus and the whole family (including Sjakie, who happened to be visiting the family) have to stay indoors for the next twenty-four hours.

A couple of neighbours find a woman that looks exactly like Ma Flodder. They decide to hire her so this lookalike can cause some serious damage in Zonnedael, causing the police to arrest the real Ma.

Johnny and Kees get into a fight with Vince, one of the members of the tennis club of Zonnedael, at a local video store. Vince challenges Johnny into a real boxing duel. Johnny ofcourse accepts. But then Vince turns out to be a boxing champion. And even worse, after Johnny injures himself, Kees has to take his place in the big fight...

One of Ma's old lovers is being released out of prison. This guy named Danny always said to take revenge on her because she betrailed him. Johnny and Kees make sure that no one gets into their villa by defending their house with everything they got.