Mood: The mood of the video appears to be celebratory and carefree, with a hint of mischief. The theme seems to revolve around friendship, fun, and possibly the consequences of marriage, as hinted by the text 'Shaadi ke side effects' which translates to 'Side effects of marriage'. The overall emotion exuded is one of joy and revelry.

Environment: The setting of the video seems to be a vibrant and lively party or celebration, likely a wedding or a similar festive occasion. The presence of champagne bottles, colorful lights, and a crowd in the background suggests a luxurious and joyful atmosphere.