In the days when fairy tales were first spun, they weren't the sweet and cheerful stories we tell today. Back then, fairy tales were terrifying. They were a warning to the listener to stay out of the night, to keep away from the mystical and ignore the mysterious. Prepare to open a treasure box of the unusual and the macabre.Grim features some of today's best young adult authors sharing their own unique retellings of classic fairy tales from around the world. These talented writers, many of them New York Times bestsellers or award winners, put their own spin on these magical worlds.Ellen HopkinsAmanda HockingJulie KagawaClaudia GrayRachel HawkinsKimberly DertingMyra McEntireMalinda LoSarah Rees BrennanJackson PearceChristine JohnsonJeri Smith-ReadyShaun David HutchinsonSaundra MitchellSonia GenslerTessa GrattonJon Skovron.