Vern is a fictional character from the popular animated series Hey Arnold!. He is known for his distinctive appearance, which includes a round body and a friendly demeanor. Vern often serves as a source of comic relief in the show, providing light-hearted moments for viewers. In the series, Vern is a member of the group of friends who navigate the challenges of childhood in a bustling city. His interactions with other characters, such as Arnold and Helga, highlight themes of friendship and teamwork, making him a beloved part of the show's ensemble cast.