Gnome Plop is having a spring cleaning in his mushroom together with his friends Lui, Klus and Kwebbel. While cleaning the chimney, Klus discovers an old treasure map which takes them on a big adventure, far from everything they have ever known..

On a cold winter day, Plop and his friends get a visit from Pinki, a penguin that escaped an evil woman that wants to create Pinguin Soup. The gnomes travel to the South Pole to rescue all the penguins, before it's too late..

Also this year, Sinterklaas and his Zwarte Pieten will once again turn the Sportpaleis upside down with the one and only Grand Sinterklaas show. It promises to be one big party with all your Studio 100 friends. You should definitely be there! This year, Campus 12, known from the new Ketnet series, will be featured for the first time during this unforgettable show. Fans will be able to see the cast perform with a 12-member choir for the first time. Campus 12 will perform some songs from their new album. In addition to Campus 12, there are many familiar Studio 100 heroes to admire. Hanne, Klaasje and Marthe from K3 and Mega Mindy are back. But the Night Watch, Samson and Gert, Piet Piraat and Kabouter Plop also welcome Sinterklaas. So it promises to be another unique party with a spectacular performance by Baba Yega as the grand finale!

Lui eats a dangerous berry, despite Plop's warning, and grows as tall as a human. The gnomes get angry, so Lui runs away crying and gets lost in the forest. Before he knows it, he ends up in the city, causing chaos wherever he comes..

Lui finds a basket with a clown baby inside and starts to take care of the baby as if it's his own. But due to a misunderstanding, he thinks that Plop has something against babies and decides to keep him hidden..

There is a lot of hustle and bustle in the gnome forest. Plop is busy baking 1000 plop-cookies, Kwebbel has to clean her mushroom and Klus is working on a great invention with Lui's help. But a storm is coming; Aunt Plap! She stays with her cousin Plop until he marries a gnome girl..

Something terrible has happened in the Gnome Forest. While Klus, Lui, Kwebbel and Plop were having a picnic, a girl took Lui's cuddly toy away. Lui has trouble sleeping, so the Gnomes have to travel to the human's house to retrieve it..

When the sick Gnome Easter Bunny comes knocking on Plop's door to help him prepare and hide the eggs for the gnome children this year, Plop immediately calls on all his friends to help him. While Kwebbel takes care of the sick Easter Bunny, Klus makes a real Easter egg machine and all the gnomes help out. Only Smul has a wicked plan, he wants to steal eggs in revenge because the gnome Easter Bunny once forgot about him. But of course that turns out to be a misunderstanding...

Plop, Kwebbel, Klus and Lui are going to the circus! But then it turns out that it's canceled, because two of the clowns have become ill. But luckily the circus decides to organize a competition! The two who perform the funniest act can join the performance..

Twenty years ago, crooks John and Ron were able to hide the diamond they stole in young Gert's football at the Old Castle Inn owned by Marlène's family, just before being arrested. Today, the crooks have escaped and want the loot back. But a contractor has got permission to tear down the ruined inn and build an apartment building on the site, unless it's completely repaired within a week. When Marlène calls him, Gert abandons his planned week of holiday at sea to do the daunting job, helped by the mayor, Van Leemhuyzen and Octaaf. Alberto meanwhile rides through town on his motorbike, trying to get his career launched as a 'flying barber'