Iodine finds a stray dog on the street. After cleaning the dog up, her father enters it in a dog show, only to find that the dog belongs to one of Mr. Bigdome's biggest customers.; Iodine's father takes her on a train trip to visit her Aunt Thora. Iodine smuggles Sharkey along in one of her suitcases.; Iodine and her father go to a masquerade party. Tremblechin dresses as a policeman and Iodine as a burglar.; Iodine and her friend Shalimar are making money by cleaning people's sofas.; Iodine misbehaves when the family goes to a photographer.; Iodine and her father get business contracts and homework switched.