When J.J. arrives at his new home, his family is bubbling over with excitement to meet him! The four children welcome their tiny new brother, then, when he falls asleep, Dad asks them to try to be quiet. In no time at all, though, the clamour of family life grows loud with drumming on the table, shouting across the room and chattering to the dog. But to everyone's surprise, J.J. sleeps through it all! Even when the children are running and yelling in his room, J.J. sleeps. 'Not much seems to bother this little fella,' says Dad. Well, as they discover, there is one thing that disturbs baby J.J.'s sleep...