let's see..
the emergency kit thing (jumper cables and flares and gloves and I dunno what all), the tire changing stuff, a first aid kit, a couple instant ice packs, an umbrella, some oil and transmission fluid, an anorak, a sweatshirt, a tub of wet-wipes, a card game, a puzzle, a comic book, sunscreen, sunglasses, a glasses repair/cleaning kit, chapstick, gum, tissues, maps, cds, change, some dollars, a novel, a magazine, some AA batteries and a sack of candy cane tootsie pops.
oh.. and a beach towel, and a blanket. and a sack of cat treats.