Alolan Open House! (Japanese:アローラ！はじめての授業参観！！Alola! The First Visiting Day!!) is the 24th episode ofPokémon the Series: Sun & Moon, and the 963rd episode of thePokémon animated series. It first aired in Japan on April 27, 2017 and in the United States on July 22, 2017.
Spoiler warning: this article may contain major plot or ending details.
It’s Open House day at the Pokémon School, and Ash’s mom has made a surprise visit to see his special presentation! Ash is really nervous about speaking in front of everyone, and Rotom Dex offers to use its new voice-sampling function so it can do the talking instead.
The trick works at first, but Rotom Dex gets carried away, citing complicated research at top speed until Professor Kukui figures out what’s going on. He gives Ash another chance to talk about what he’s learned in Alola, and this time, it comes from the heart. Ash’s friends promise to help him learn even more, and his mom couldn’t be prouder!
Plot
Ash is working on a speech for Family Visit Day at thePokémon School whenDelia andMimey appear at the door. They reveal that they came fromKanto to attend the Family Visit Day, and to see Ash's presentation. Ash introduces them to his Pokémon andRotom, which Delia nicknames them. AsLitten walks past Delia, she picks it up and pets it.Professor Kukui offers Delia tea and Ash goes to take care of it. While in the kitchen, he overhears the adults talking about his report. He panics until Rotom offers a solution. Meanwhile,Rockruff andRowlet join Litten in Delia's cuddling.
The next day, Ash, Delia, and Litten meet withAnela from the market.Lillie,Snowy andHobbes introduce themselves to Ash's mother. Delia is surprised to see the white Vulpix, which Ash explains that it is anAlolanVulpix.Samson Oak and his Vulpix walk out to greet them. In the classroom, they meet up withhis classmates. Many parents of the students are present in the classroom.Mallow notices Ash's mother, and explains that her parents are busy at therestaurant. Kiawe says that his parents are busy with the farm.Sophocles waves to his parents.Lana's sistersHarper and Sarah are running all over the place but theirmother calms them down. Ash's classmates ask him if he is ready for his presentation. Ash exclaims that he will be fine.
Kukui invites Ash to the front of the class to present his report. As Ash speaks, it was revealed in a flashback that Rotom uses his voice sampling feature to help Ash on the report. Rotom, with Ash's voice, explains about the differences of the regular and Alolan Vulpix. Sophocles's father is impressed with Ash's report, however his classmates get suspicious. Kukui sees Rotom in Ash's back, and realizes what happened. Rotom starts to malfunction and begins talking at a fast pace, and doing different replications. Professor Kukui finally removes Rotom from Ash's shirt, and his classmates are impressed with Rotom's voice imitation. Kukui tells him to do it on his own this time, on what he had learnt since he came toAlola. Delia encourages her son. Ash starts to talk about his journey in Alola, his new Pokémon, and how he enjoys everyone's support. The school bell rings and Kukui tells everyone to have a look around the school. Delia hears a commotion from below.
Downstairs, threeTeam Skull Grunts—Tupp,Zipp, andRapp—are looking to ride theTauros. They begin wreaking havoc and attacking the visitors when Delia steps in. She decides to battle the grunts with Litten. Rapp commands herZubat to useBite while Delia tells Litten to dodge it, and Litten usesScratch. Ash comes forward and decides to battle alongside his mother. He sends inPikachu and Rockruff. Zubat,Salandit, andGarbodor useToxic but Pikachu, Rockruff, and Litten dodge it. Pikachu usesQuick Attack while Rockruff uses Bite and Litten uses Scratch. Ash and Pikachu finish the battle with aGigavolt Havoc, and Team Skull retreats. Delia congratulates Pikachu and Litten on the battle while mimicking theZ-Move pose with Litten in her hands. His classmates exclaim about the similarity between Ash and his mother. Everyone volunteers to clean up the damage.
Delia leaves to return to Kanto and jokes about bringing Litten back with her, to which Ash objects. She later bids farewell to her son and Professor Kukui.
