Mood: The mood of the video appears to be energetic and lively, with a mix of youthful and romantic emotions. The theme seems to revolve around a mashup of songs from the Bollywood movie 'Jawaani Hai Deewani', which suggests a carefree and vibrant tone.

Environment: The setting of the video seems to be a collage of various scenes, likely from the movie 'Jawaani Hai Deewani' or similar settings. The images depict people in casual and party attire, with a mix of indoor and outdoor settings, suggesting a youthful and lively atmosphere.