The video is a cartoon animation featuring three girls. The first girl has brown hair and is wearing a blue and white school uniform. The second girl has blonde hair and is also wearing a similar school uniform. The third girl has brown hair and is wearing a blue and white school uniform. The background is a yellow wall with a window. The girls are standing in front of the wall, and the first girl is speaking to the camera. The text \"es el mejor día del mundo\" is displayed at the bottom of the screen.