Frankie and Sal have run out of things to do: "We've played every sport ever invented" and "baked enough cookies to feed a small country--" Then Sal hits upon a solution: "Let's do nothing!" How hard could that be?
Little mouse cannot sleep because it is too quiet, but when he really listens he finds the night is full of all sorts of sounds--so many, in fact, that it is too noisy to sleep--