The song from Hanni and Nanni 3 is called "Lass uns fliegen" which translates to "Let's Fly" in English. It is performed by the German band MIA. The song is featured in the movie during a scene where the twins, Hanni and Nanni, are preparing for a talent show at their boarding school. "Lass uns fliegen" is a catchy and upbeat pop song that captures the spirit of adventure and friendship, which are central themes in the movie. **

The names of Hanni and Nanni are Johanna and Susanne. They are identical twins who are known for their mischievous and adventurous personalities. Throughout the series of books, they get into all sorts of fun and exciting escapades together. **

In Hanni & Nanni 2, the role reversal occurs when the twins, Hanni and Nanni, switch places with each other in an attempt to solve a problem. This leads to a series of comedic and chaotic situations as they try to navigate each other's lives and responsibilities. The role reversal allows the characters to gain a new perspective and appreciation for each other's challenges and experiences. Ultimately, it highlights the bond between the sisters and the importance of understanding and supporting each other. **

In Book 2, Hanni and Nanni are 13 years old. They are still attending the Lindenhof boarding school and getting into all sorts of new adventures and mischief. Their teenage years bring new challenges and experiences for the twins as they navigate friendships, schoolwork, and their own personal growth. **

Sneaker socks have been in fashion since the late 2000s, gaining popularity as a stylish and practical option for wearing with sneakers and low-cut shoes. They are designed to be low-profile and invisible when worn with shoes, making them a popular choice for those who want the comfort of socks without the bulkiness. Sneaker socks have become a staple in many people's wardrobes, especially during the warmer months when wearing sandals or low-cut shoes. **

Stopper socks and jump socks are not the same thing. Stopper socks typically have grips on the bottom to prevent slipping, making them ideal for activities like yoga or pilates. Jump socks, on the other hand, are designed specifically for trampoline or jumping activities, and often have additional padding and support in the sole to absorb impact. While both types of socks serve a similar purpose of providing traction and safety during physical activities, they are designed for different types of exercises. **

The title of the fourth Hanni and Nanni film is "Hanni & Nanni: Mehr als beste Freunde" which translates to "Hanni & Nanni: More than Best Friends" in English. This film is part of the popular German film series based on the "St. Clare's" book series by Enid Blyton, and it follows the adventures of the mischievous twins Hanni and Nanni at a boarding school. The film was released in 2017 and continues to entertain audiences with the twins' humorous and heartwarming escapades. **

No, Jana and Sophie Münster are not real twins like Hanni and Nanni. They are fictional characters from the popular German book series "Hanni und Nanni" (St. Clare's in the English version) written by Enid Blyton. The series follows the adventures of the mischievous twins Hanni and Nanni at a boarding school. The characters of Jana and Sophie Münster were created for the film adaptations of the books. **