Seasons & episodes

When suave Mario Firenze, a young man from Gina's hometown, arrives at the Williamses, he charms everyone with his continental ways. He takes an interest in a befuddled Gina, who tells Danny and Kathy that his family are aristocrats and that he would never give her the time of day back in Palermo. Everything is clarified when Gina receives a letter from her mother, warning her that Mario has traveled to New York to use Gina and enlist Danny and his show business connections to further his singing career.

Danny is furious with Phil, when he loses all of the material for Danny's opening at the Copa. The two cross swords and Danny fires Phil. Kathy intervenes when she goes to visit Phil, who has found the missing jokes and song parodies. Phil hands over the envelope and Kathy puts it in her purse, which she subsequently loses. Kathy's in a panic when she breaks the news to Danny, who characteristically explodes. In the midst of their bickering, the building doorman produces Kathy's handbag.

Kathy's grandfather comes to visit the Williamses, but Grampa must be watched. He is on a very strict diet, but insists on eating everything that's not good for him. After admonishing him and cajoling him, Danny uses some psychology. Danny gives him carte blanche to eat whatever he wishes, but Grampa refuses. He confesses to Kathy and Danny that he enjoys the thrill of the hunt and comes to realize and understand that he must comply with his doctor's orders.

Danny decides to become a canidate for abbot of the Friars Club. He discovers that he must first win the backing of rival groups within the organization.

One night after Danny's show, an enthusiastic and very wealthy fan comes backstage, requests that Danny do his act all over again for him and promises to take him to the most expensive dinner in New York. Danny politely refuses, but the gentleman is persistent -- the next day, the Williams' apartment is inundated with expensive gifts for everyone, much to Danny's extreme annoyance. That evening, the gentleman visits the Williams' apartment, to apologize for his behavior and it becomes increasingly evident to all that this is a kind and lonely man.

As the battle of the sexes heats up between Danny and Kathy, Gina gets a phone call to tell her that she's been nominated to run for Class President. It's wonderful news, except she's running against her steady boyfriend, Buck. Danny backs Buck and Kathy helps Gina in their respective campaigns, until some ugly leaflets are floated around the school urging students to "Vote American." Buck is hurt for Gina and steps aside and Gina accepts to the applause of every student assembled in the school auditorium.

When a dozen kittens are delivered to the Williamses, Danny realizes that, yet again, he's the victim of one of Charley Halper's practical jokes. Danny plots his revenge when he suggests to Charley that they engage Muriel Schultz, the Williamses chubby, temporary maid, suggesting to Charley that's she's beautiful and hugely talented. Muriel is a performer and takes her Copa debut very seriously and Danny soon realizes that she will be hurt by all of this and Danny and Kathy figure a way out of all of this.

Nobody gives Linda's imaginary friend, Mr. Jumbo, a second thought until a school psychologist visits Danny and Kathy and suggests that Linda cannot separate fantasy from reality and faults Danny for all of this. Danny does all he can to spend quality time with his daughter, but when pressed, Linda will not admit that Mr. Jumbo is a figment of her imagination. Danny threatens to spank her for lying to him, but she is literally saved by the bell, when "Mr Jumbo," a new doorman at an adjacent building is at the door.