The video opens with a scene of a cartoon character holding a pumpkin with the letter "A" on it. The character is wearing a pirate hat and standing in front of a purple background with a full moon and stars. As the video progresses, more characters appear, each holding a pumpkin with a different letter on it. The characters are dressed in different costumes, including a witch, a cowboy, and a pirate. The letters "B" and "C" are also shown on pumpkins held by other characters. The video ends with all characters together, each holding a pumpkin with a letter on it.