Episode Title:Yada Yada Berries/Down by the River.Episode Description:Yada Yada Berries: After someone put Yada Yada Berries, which turn whomever eats them into stone, in Eclipsa's food, Star and Marco attempt to find the culprit. Their investigation eventually brings them to a merchant named Apothecary Sherry, who reveals a monster named Ruben bought some. However, they find he is not the culprit and go back to Sherry, but she turns herself to stone by drinking Yada Yada Berry Juice to avoid interrogation. Star then imprisons everyone who bought Yada Yada Berries from Sherry, all of whom happen to be Mewmans who distrust Eclipsa, but Eclipsa lets them all go, determined to earn their trust.
Down by the River: A Mewman family - the Maizleys - are forced out of their home, which was conquered from monsters, when Eclipsa returns it to the original owners. Meanwhile, Moon and River are trying to live a quiet life in the woods, until the Maizleys move in next to them. Moon is unable to put up with them and intends to force them out, only for them to leave on their own, as they are incapable of surviving in the wild. They then reveal that Moon had always done everything for them, causing her to change her mind and welcome the Maizleys. Later, another Mewman family arrives and Moon welcomes them as well.