The search for buried treasure begins!

Jo is so obsessed with his train that he forgets a promise he made to Naya.

Jo and Lu try to repair Naya's doll after accidentally breaking off its arm while playing pirates. The operation is top secret... but will they be able to glue the arm back on without Naya noticing?

Jo, Naya, and Ludwig are pretending to be Native Americans. They're sneaking around, painting their faces like warriors, and planning to build a teepee.

Jo wants to perform a magic trick, but things don't work out the way he hoped.

Lu is battling a severe case of the hiccups that simply won't go away. Jo and Naya try to help and come up with lots of ideas.

The three friends are still trying to find a way to get rid of Lu's hiccups, and they come up with a new idea...

Lu has landed in a spider's web, which gives Scotty an idea ... Then Caruso the frog appears and turns out to be Lu's savior.

Caruso has an idea: Maybe singing will help against the hiccups. The three friends are happy to give it a try.

Carmen, the Spanish mouse, now also has an idea to get rid of Lu's hiccups. Will she have more luck and finally be able to help him?

Jo and Naya's plan to give Ludwig a fright to get rid of his hiccups fails, but they accidentally find a method that finally helps. And it's fun too!

Ludwig is all excited because he has been hearing strange noises in the night. Could it be a ghost?

Paul has a hiking day today, so Jo, Naya, and Lu are pretending to have one, too.

With the designer label Herr von Eden, a gentleman is provided with everything he needs. Jonathan Johnson, the resident jeweler, tells all.

Jewelry designer Jonathan Johnson takes you through the Berlin district Kreuzberg and talks about the art scene of the German capital.