Tell Me a MitziBy: Lore Segal Illustrator: Harriet Pincus Three hilarious, quirky tales about a young city girl's adventures big and small. Mitzi lives with her mother and father and her baby brother in the big city where every day is an adventure. Or at least Mitzi makes it one, though sometimes the adventure is more than a little surprising. One day its time to pay an impromptu visit to her grandparents. And what will happen when the president comes to town? Who