James captured Mime Jr. after leaving his ill Chimecho in the care of his grandparents. She took a liking to James while he was watching over his sick Chimecho, and often mimicked his actions. Seeing that James cared deeply about his Pokémon, she decided to join his team. Jessie has borrowed Mime Jr. for Contests. James loves Mime Jr. He thinks of her as his Chimecho. Before Sinnoh, Mime Jr. used to copy him. When Jessie and James are transported by Team Rocket to Unova, Mime Jr. was given to the Team Rocket Headquarters for safekeeping. She was used in a battle with James' Carnivine during the Sinnoh Grand Festival by Jessie where James was proud to see that they had won their round. She is now at Team Rocket HQ.