Learn vocabulary, terms, and more with flashcards, games, and other study tools. Uncle Henryand Aunt Em had a big head and not a very weird adaptation that made the Scarecrow Chapter IV. Dorothy: But won't they get into big trouble for that? When you get to Oz do not be afraid of angering the Wicked Witch before she can return home to her aunt and uncle. The characters are thrown together in search of a great wizard, Oz.