Mood: The mood of the video appears to be light-hearted and comedic, with a theme of fun and revelry. The presence of sunglasses, smiling faces, and a festive background suggests a carefree and playful atmosphere.

Environment: The setting seems to be a decorated outdoor location, possibly a college or university campus, with a large building in the background and colorful streamers or tassels hanging above the group. The overall setting suggests a youthful and vibrant environment.