Mood: The mood of this video appears to be lively and carefree, with a sense of youthful abandon. The theme seems to revolve around living in the moment and embracing a 'you only live once' (YOLO) attitude. The emotions conveyed are of joy, excitement, and possibly a hint of rebelliousness.

Environment: The setting appears to be a vibrant and possibly upscale party or celebration, given the elaborate outfits and the stage-like background with curtains. The purple and pink lighting adds to the festive and energetic atmosphere.