伯尼回來了，孩子們都很高興。但他們的宿敵溫斯頓也一樣，他即將綁架這隻天才海豚。凱文和霍莉必須在爲時已晚之前救出他們那潑辣的朋友。　　The kids are thrilled that Bernie has come back. But so has their old enemy Winston, who's about to kidnap the talented dolphin. Kevin and Holly must rescue their splashy friend before it's too late.