She had straggly, waist-length, dirty-blond hair, very pale eyebrows, and protuberant eyes that gave her a permanently surprised look. Harry knew at once why Neville had chosen to pass this compartment by. The girl gave off an aura of distinct dottiness. Perhaps it was the fact that she had stuck her wand behind her left ear for safekeeping, or that she had chosen to wear a necklace of butterbeer caps,