Pokémon

Season 5, Episode 54

Episode Title: Address Unown!

Air Date: 2002-08-29

Overview:

With Mt. Silver a few yards away, Ash and co. soon spot an Unown, which quickly becomes friends with Larvitar. After which, it was attacked by Team Rocket and soon Ash and friends are swept into another dimension. Where are they now and where is Larvitar? And how did Pikachu and Togepi become giants?