"Alles nur geklaut," one of the earliest hits by German pop band Die Prinzen (The Princes), is a humorous reflection on how an artist's work may not always be original, and how that can affect a relationship. The German verb "klauen" is slang for "to steal."

Selma's father has accidentally left his ID card at the hospital, but doesn't know how to get back there. He runs into Yara on the train platform, and she tells him what his options are for public transportation.

Cettina reads Part 1 of "Das Aschenputtel," known in English as "Cinderella." By the way, you'll notice that the German word for Cinderella is neuter – which means that "es/ihm" here translates to "she/her."

When Inge says that she's tired of doing the same thing every day, Max and Tarek help her book a trip along the Rhine River.

Pepe needs a bit more time to convince Nico to come back to Spain with him, so he checks into a hotel for the night. Unfortunately, the machine can't process his credit card and he has to pay in cash.

Nico's older brother Pepe turns up at the celebration and demands that Nico fly back to Spain with him. Apparently, Nico's parents are quite worried.

Nico and his friends celebrate his move into Lisa, Nina, and Sebastian's shared apartment. Then an unexpected guest turns up...

Lisa knows that something's up with Nina – and she's right, because Nina has life-changing news.

Yara has a problem with a disrespectful neighbor who always puts his trash container in front of her shop. She tries to talk to her landlord about it, but he's reluctant to get involved.

There's a dispute between the roommates in Lisa's apartment. Nina feels she's the only one making an effort to keep the place clean. In the middle of the fight, Lisa has a good idea regarding Nico...

Selma rushes to see her father in the hospital, and runs into Inge. Inge has a lot to tell Selma, primarily that she's having a dispute with her son.

You've likely heard the chorus before, but have you heard this song in its entirety? Peter Schilling wrote this 1982 hit as an homage to David Bowie's 1969 song "Space Oddity" – and it's been a German new wave classic ever since.

Selma and Nico have their German lesson with Lisa, who has lots of creative ideas. They use Sebastian's photos to practice describing people, but when Lisa asks Nico to describe his own family, it's clear he'd rather not discuss them.

After the German lesson, Selma realizes that her mother has been trying to reach her. It turns out that there is bad news regarding her father's health.

Schlager superstar Helene Fischer sings the classic German Christmas song "Kling, Glöckchen, Klingelingeling" with the Royal Philharmonic Orchestra.