Mood: The mood of this video appears to be lively and energetic, with a theme of music and dance. The use of vibrant colors, comic book-style graphics, and images of people smiling and dancing suggests a fun and upbeat tone. The overall theme seems to be a mashup of popular songs, likely a music video or a playlist of new songs from 2020.

Environment: The environment or setting of the video seems to be a mix of different locations, possibly a nightclub or a party setting, given the presence of people dancing and having fun. The images also suggest a Bollywood or Indian music video setting, with the use of traditional Indian attire and jewelry.