Ключевые слова: applauding, audience, blur, blurred, celebration, cheering, club, concert, crowd, crowded, dance, dancing, de focused, defocused, disco, discotheque, entertainment, event, excitement, fan, festival, fun, group, hand, hand raised, happiness, heads, joy, light, live, many, motion, music, night, nightclub, nightlife, overcrowded, party, people, performance, public, rock, selective focus, show, silhouette, sound, stadium, stage, unrecognizable person, youth,