Rugrats (2021) Season 1 Episode 23 House of Cardboard / Fluffy Moves In Episode Title: House of Cardboard / Fluffy Moves In Episode Description: House of Cardboard: Grandpa Lou builds Angelica a house made of cardboard, for which Chuckie takes control of its design, where the two see rare positive interactions with each other. The rest of the Rugrats think that Angelica's merely manipulating and bullying Chuckie, trying to convince him to leave and go back to playing with them. Fluffy Moves In: After buying her a new Cynthia pet accessory, Drew suggests that Angelica's toy collection is practically complete, except for the fact that she doesn't have a real pet. Following continued acts of want, Angelica's parents pitch in and adopt a cat from the animal shelter, which she names "Fluffy." The feline turns out to be everybody's friend except Angelica's, constantly doing things behind her back and getting the toddler in trouble.