A whimsical series of episodes follows Diggeldy Dan as a blue messenger bird and a pretty lady with blue-blue eyes draw him into Spangleland, where he befriends and frees the animals, helps them organize officers and games, and takes part in their circus performances. The narrative moves between playful set pieces—animals learning tricks, holding meetings, and staging shows—and quieter wandering adventures in which Dan, Little Black Bear, Gray Ears, and others travel to strange places, meet odd companions, and solve small mysteries, concluding with a claimed reward and a gentle farewell.