Here is a description of the video: The video shows a group of children performing a dance routine on a stage. The stage has a light background with curtains on either side and wood paneling above. To the left, there is a banner with "9 МАЯ". On the left side of the stage is a white cabinet. The dancers consist of girls wearing red skirts and black shirts and boys in black shirts and pants. They are performing for an audience seated in front of the stage. Some audience members are recording the performance on their phones or clapping. The room is decorated with wood paneling. There are several rows of white plastic chairs for the audience to sit on.