Mood: The mood of the video appears to be lively and energetic, with a theme of fun and celebration. The presence of a large group of people dancing together suggests a festive atmosphere, possibly from a wedding or a party. The text 'Making of Chhote Chhote Peg' implies that the video is a behind-the-scenes look at the creation of a song or a music video.

Environment: The setting of the video seems to be a dimly lit indoor location with stairs, possibly a nightclub, a wedding venue, or a film set. The red lighting and the presence of a staircase in the background create a vibrant and dynamic environment. The overall setting suggests a glamorous and lively space where people have gathered to celebrate or have fun.