Kip. 11: Best Friend ... Worst Nightmare!

11

A Gengar is revealed to be responsible for poltergeist activity at the Cerise Institute, and Ash and Goh race to catch it. Meanwhile, Chloe isn't sure what her dream for the future is and whether or not she even likes Pokémon, but returning to the lab she becomes caught up in the battle between Ash/Goh and Gengar. (Source: Wikipedia)