Pokémon Season 8 Episode 20

While waiting to eat lunch in the woods, a Linoone comes by and steals two of May's Pokéballs! They find out that the Linoone belongs to a boy named Kimmy. Kimmy tells them that Linoone has been acting strange lately and hiding things. Ash and friends decide to help him figure out what is going on with Linoone. However, Team Rocket want Linoone for themselves.