The video shows a crowd of people at a concert or event in a large stadium at night. The stage in the distance is illuminated by spotlights and a cloud of smoke. Many people in the crowd are holding up their phones, presumably to take pictures or videos of the performance. The overall atmosphere is dark with only the stage and stadium lights providing illumination. The environment is a large stadium, possibly for a sporting event or concert. The people are attending an event, likely a musical performance, and are engaging in activities like recording the show with their phones.