Book excerpt: Enter the world of Geronimo Stilton, where another funny adventure is always right around the corner. Each book is a fast-paced adventure with lively art and a unique format kids 7-10 will love.I was so excited about Christmas, I could squeak! My favorite nephew Benjamin was going to come over, and we were planning to trim the tree and eat lots of delicious holiday Cheesy Chews. But before you could say "cat alert," disaster struck! I slipped over my tail and ended up in the hospital. And then my mouse hole caught on fire! Holey cheese, this was turning out to be the worst Christmas ever....