Pikachu and Pichu: Pikachu is lost and the Pichu brothers help their new pal get back to Ash. Its a race against the clock to get back before they are noticed as missing. Spell of the Unown: A once-beautiful town has had a crystal catastrophe unleased upon it. Ash's mom is kidnapped by Entei, a powerful Pokémon, who was thought to only exist in legend. Ash goes to his mom's rescue and unlocks the real secret behind this turn of events.

Special features: making of "To know the unknown" music video; little known Unown facts; Johto Pokérap; sneak peak of Japanese trailer for Pokémon 4; what the filmmakers say commentary; theatrical trailer.

Pikachu and Pichu -- Spell of the Unown.