And now I'm afraid we might be going through something similar very soon--she's making her way through the Harry Potter series and is on book IV (?), in which Sirius Black dies. Her older sister said, "Boy, if that makes you sad, wait until you read Book V." DD just came down from being tucked into bed and said, "Mom, Dumbledore doesn't die, does he? Mom, just tell me now so I can go ahead and just be sad..."

My brilliant response? "Ummm, we'll talk about it in the morning..."