Oso has to retrieve a deep sea probe from under the ocean. He tries finding it and being careful around underwater volcanoes when Paw Pilot calls in a special alert. A girl named Elsa meets a new friend at the park, Mr. Thompson, who has a dog named Madeline. Mr. Thompson asks Elsa if she would like to pet Madeline, but she has never done that before. So Oso decides to teach Elsa how to pet the dog before she and her owner leave for the pet show.