Summer has never been more exciting with the return of Phineas and Ferb's season 3! This time the boys have chance to make new friends, including the Lake Nose Monster, Thaddeus and Thor, and escpecially Meap, an adorable creature from outer space. Meanwhile, Candace still tries to expose their inventions to mom and Perry - "Agent P" continues his fight against the evil Dr. Doofenshmirtz.