Mood: The mood of this video appears to be energetic and playful, with a theme of showcasing various dance and music elements. The use of bright colors and dynamic imagery suggests a lively and entertaining tone. The title 'Smashup' implies a fusion or combination of different styles or genres, which may reflect the video's content.

Environment: The environment or setting of the video seems to be a mix of glamorous and vibrant settings, possibly including nightclubs, parties, or other celebratory events. The images suggest a urban or modern setting with a touch of Indian culture, given the clothing and jewelry worn by the individuals in the photos.