Mood: The mood of this video appears to be nostalgic and entertaining, featuring a collection of popular songs from Emraan Hashmi's films. The theme seems to be a musical compilation, likely to evoke a sense of romance and drama, which are common in Indian cinema. The overall emotion is upbeat and engaging, suggesting a fun and engaging viewing experience.

Environment: The setting appears to be a dimly lit, possibly a nightclub or a lounge, with a purple hue dominating the background. The presence of a table and a glass suggests a sophisticated and relaxed atmosphere, which is often associated with romantic scenes in Indian films.