A Narval le encantan los dulces, pero comer demasiados le causa problemas en un diente. Con la ayuda de sus amigos, aprende sobre la higiene dental y descubre que está bien tener días malos y no estar siempre feliz.
 
Narwhal loves sweets, but his sweet tooth causes a problem with his tooth. With help from his friends, he learns about dental hygiene and discovers that it is okay to have bad days and not always be happy.