Pokémon: Arrival of a Rival

Series 4, episode 0

Ash is still striving to become a Pokémon Master, so he travels through the Sinnoh region hoping to qualify for the local League. He is joined by his old friends Brock and Pikachu, and novice trainer Dawn. Ash, Dawn, Jessie, and Zoey all successfully make it past the first round. But Ash loses to Zoey in the second round then Dawn loses to Zoey in the semifinals. Jessie goes to the final round and loses to Zoey. Dawn gets upset and tells her mother, who says she should talk to her friends. Then they head to Oreburgh City to see Ash's first Gym Battle.