"Where is the Mango Princess?" is a memoir by Cathy Crimmins, published in 2000. The book chronicles the author's experiences caring for her husband, Alan, after he suffers a traumatic brain injury in a car accident. The accident leaves Alan with a severe form of amnesia and other cognitive impairments, and the book explores the challenges that Cathy faces as she navigates the medical system and tries to help her husband recover. The title of the book refers to a phrase that Alan repeats frequently, which becomes a symbol for his struggle to regain his memory and identity. The book deals with themes of love, loss, and the resilience of the human spirit, and has been praised for its honest and insightful portrayal of the impact of brain injury on individuals and their families.