A possible concise summary is:
The video is about a girl named Katya Adushkina who shows and thanks her viewers for the gifts she received for her 16th birthday. She also talks about her concert, her trip to see Ariana Grande, and her love for avocado. She encourages her viewers to subscribe to her channel and join her family. The video ends with a song and some bloopers.
Here are the key facts extracted from the text:
1. The text is a transcript of a video by Katya Adushkina, a Russian YouTube blogger and singer.
2. The video is about the gifts she received for her 16th birthday, which she celebrated twice: once on stage with her fans and once with her friends and fellow bloggers.
3. One of the most important gifts she received was from her mother, who gave her tickets to see Lana Del Rey in concert in London during the Christmas period.
4. She also received many cosmetics, bath products, notebooks, soft toys, jewelry, gift cards and other items from her friends, family and subscribers.
5. She showed gratitude and appreciation for all the gifts and the people who gave them to her, and asked her viewers to subscribe to her channel if they wanted to join her family and see more videos like this one.
6. The video ended with a clip of her singing one of her songs on stage at her concert.