Pokémon S16E16 - The Light of Floccesy Ranch!

Arriving in Floccesy Ranch, Ash & Co. learn of a girl who is looking after a ranch using her Ampharos to herd them. However, the Mareep have stopped listening to the Ampharos and its owner thinks they can solve this by teaching it Thunderpunch, which Iris helps with using Dragonite. However, the Mareep soon start disappearing from the area, causing the girl's grandfather to demand to replace Ampharos. Soon, though, Team Rocket appear with the Mareep...