"Behind her was my youngest brother, David Michael (seven, going on three). He was brandishing an ugly figurine carved from a coconut, which he'd somehow convinced my mom and dad to buy in Hawaii. "Nyyyah-hah-hah, the coco-monster's going to get you!" I stepped out of his way. My foot hooked into a backpack that was on the floor, and I fell into a kitchen chair. "ANYBODY SEEN MY BACKPACK?" called my seventeen-year-old brother, Charlie, from upstairs. "UNDER MY FEET!" I shouted"