Have a good trip, Mousse!

Mousse wakes up to a clap of thunder and pouring rain. He tries to enjoy his coffee in his favorite armchair, but the tide washes into his living room with wave after wave. When he goes out to the beach to collect the day's treasures, he doesn't find anything--or anyone. Where has everyone gone? "They've all left for the South," a mussel calls out. So Mousse decides to head South, too, to take a much deserved vacation. Surrounded by velvety sand...