Ключевые слова: applauding, arms, audience, bright, cellular, cheer, club, concert, conference, crowd, dance, dark, disco, discotheque, electronic, event, fan, festival, film, group, holding, lifestyle, lights, live, making, man, many, mobile, music, night, nightclub, nightlife, party, people, performance, phone, projector, public, raised, recording, shoot, show, silhouette, smartphone, stage, supporters, technology, telecom, telephone, video,