Book excerpt: From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! "Stoneybrook Academy is closed today."Karen likes school, but she can’t wait for a snow day! Karen’s got big plans for the Three Musketeers: sledding, and ice skating, and maybe even a snowball fight. But when Karen’s snow day finally comes, she gets herself in a big mess. She and Hannie and Nancy have to help Karen’s brother shovel snow. All day long! What’s going to happen to Karen’s special snow day?