Mood: The mood of the video appears to be energetic and lively, with a theme of celebration and dance. The bright colors, dynamic poses, and vibrant background suggest a fun and upbeat atmosphere. The presence of a large group of dancers and the lead singer, Shah Rukh Khan, implies a sense of excitement and joy.

Environment: The environment appears to be a nighttime setting, possibly a concert or a dance event. The background is blurred, but it seems to be a large indoor or outdoor space with bright lights and a lively crowd. The stage or performance area is likely to be the main focus of the video.