Gilbert the opossum imagines himself as Surfer Dude on a fun-filled day at the beach.

Stanley can't wait for the Halloween party at school. But when a bully picks on his friend, Stanley saves the day in no time flat!

While the vikings are away looking for dragons, the teens stay behind to attend dragon school. One of the young vikings, Hiccup, invents a weapon called the mangler, which he uses to knock a dragon out of the sky. However, when he goes to investigate, he finds the creature has been wounded by his weapon and instead of killing it, he befriends it.