A new superhero appeared in the park. He protects and saves everybody from evil. His identity is a secret that Nils, jealous of superhero's fame, is willing to unveil. Nils is resolute: he must be the hero of the park, the one and only.
Bip breaks Marc's remote-control toy car and he gives him a "Best Friend" diploma as a present to obtain his forgiveness. As soon as the other friends discover the diploma's existence, they start doing everything they can in order to be awarded with it.
Bip and Nil are willing to help their friend Marc to capture a fly, because he is not capable to catch it alone. Soon they all discover this is not an easy task.
Lena loses her memory and she does not remember anything about herself. Bip convinces Mia to have fun by making Lena behave as they would like her to behave.
After falling down on the Bignositis' plant, Mia contracts a strange disease which makes her following all kids trying to kiss them. Bip is the only one who has the antidote to get her back to the normal.
Lena has organized a fantastic birthday party but the party cannot start without Marc and Mia. The little girl goes finding the two missing friends while Nil watches over the birthday cake. Bip won't resist the temptation.
Bip finds Lena's secret diary. Therefore, Lena has to do everything Bip asks her to do if she wants him not to disclose her secrets. But Bip soon loses the diary and this is passing from hand to hand so Lena has to cope with new "masters".
Bip accidentally broke several World records and this cause Marc jealousy: the little boy has been trying very hard but he never succeeded in breaking any record.
Mia wants to shoot a movie in the park and she wants Bip to be the main character of her movie. Lena cannot accept it: if a movie has to be shot in her park, she has to be the star.
Bip accidentally double himself while playing with the revolving wheel of the park. At the beginning, having two Bips seems to be great, but when the new Bip falls madly in love with Lena and does not stop to follow her everywhere things get complicated and the kids have to save the day.
Nil hypnotizes Bip using a spell contained in a magic book. Bip now thinks to be a bird. The joke is funny but Marc soon realizes not to know how to undo the spell.
Bip is a big fan of "Flufy the Rabbit", a collection of corny books for children and he wants to keep his passion a secret. Lena suspects Bip's passion for Flufy stories and she is willing to unmask him.
Nil wants to rank in the 100 most promising young superhero chart. In order to help the kid, Bip turn himself in "Ultra Villain" and Nil will try to stop him in order to climb the chart.
Marc mysteriously disappeared and Bip is the last person who have seen him. Everybody tries to make Bip remember useful details to find the missing boy.
Bip has broken Lena's mirror and tries to blame Nil, who start thinking to be actually guilty. The two are scared of Lena: she promised to make the one at fault eating the terrible "smelly sandwich".
Bip and his friends are going to watch the most terrifying movie of all times: "The Vampy Were-Ghost". Everybody seems to be enthusiastic but Bip soon discovers that all kids are pretending. They want to make the TV disappear before the movie starts.
Lena contacted Doc. Lulu, a kind of "online love consultant". Bip is the only one to knows it and he pretends to be Doc. Lulu making Lena doing a lot of stupid things, especially in front of her beloved Marc.
Bip and Marc find a little robot in the park. They start fighting because they both want to play with it. When Mia see them fighting she tries to do her best in order to bring back peace in the park.
Mia has the hiccups and nobody is able to stop her. Everybody is trying to help the little girl and Piu will try to take advantage of this situation chasing Bip tirelessly.
There is a new version of "Hide and Sick" game: Bip will try to find his friends Marc and Nil in just 7 minutes. But it will take a little bit more than 7 minutes.
Marc thinks Bip saved his life so he decides to become Bip's servant. Things change when Lena , who is madly in love with Marc, puts herself in danger on purpose, and Marc saves her and she becomes his servant..