FOR USE IN SCHOOLS AND LIBRARIES ONLY. Geronimo Stilton, editor of ""The Rodent's Gazette,"" is looking forward to celebrating Christmas with his nephew, until a series of unfortunate mishaps brings about a change in his plans.FOR USE IN SCHOOLS AND LIBRARIES ONLY. Geronimo Stilton, editor of ""The Rodent's Gazette,"" is looking forward to celebrating Christmas with his nephew, until a series of unfortunate mishaps brings about a change in his plans.