Warren and Dragon are setting out on their most unspooky, totally normal, not-scary-at-all adventure yet...their first sleepover! Warren is a seven-year-old boy and Dragon is part stuffed animal, part fierce dragon, part best friend--depending on what part you believe most. And Michael is their new friend and next-door neighbor. When Michael invites them over to go "camping" in his basement, the dynamic duo don't know whether they're...