Marvin's friends think he's the luckiest boy in the world. But pretty soon it starts to look as if Marvin is not so lucky after all.'
...when Mrs. North asks him to dog-sit for a week. He gets $3 a day, plus a $4 bonus if nothing goes wrong. And he gets to be alone in Mrs. North's house! But pretty soon it starts to look as if Marvin won't be getting his bonus. Maybe he's not so lucky after all..