Dennis, a teenager, was known for his incredibly manners. His story began on a sunny Saturday when he decided to have a small gathering his house. His parents were away for the . He invited a few of his friends over play video games and enjoy some snacks.

As friends arrived, Dennis greeted them with a grunt. didn't offer them any snacks or drinks. While the video games, he controlled the controller and let anyone else take a turn. During lunchtime, raided the kitchen, taking all the best snacks himself and leaving his friends with the crumbs. talked loudly on the phone, and played music an ear-splitting volume.

By the time the evening , Dennis's friends had had enough. They decided to his house. They didn't invite him to join for their next get-together. As they walked away, of Dennis's friends turned back and said, "You need to work on your manners, Dennis. You're going to have any friends left if you acting like this."