The video shows a cartoon pig standing in the snow, holding a letter in its hand. The pig is wearing a red coat and a pink hat. It approaches a red mailbox and places the letter inside. Then, the pig is shown again, this time with a different pig standing next to it. The second pig is wearing a purple coat and a pink hat. It also places a letter inside the mailbox. The video then shows the first pig again, this time with a third pig standing next to it. The third pig is wearing a yellow coat and a pink hat. It also places a letter inside the mailbox. The video ends with the first pig standing alone, holding a letter in its hand.