The Grass Route (S04E21)

S04E01 A Goldenrod Opportunity S04E02 A Dairy Tale Ending S04E03 Air Time! S04E04 The Bug Stops Here S04E05 Type Casting S04E06 Fossil Fools S04E07 Carrying On! S04E08 Hassle in the Castle S04E09 Two Hits and a Miss S04E10 A Hot Water Battle S04E11 Hook, Line, and Stinker S04E12 Beauty and the Breeder S04E13 A Better Pill to Swallow S04E14 Power Play! S04E15 Mountain Time S04E16 Wobbu-Palooza! S04E17 Imitation Confrontation S04E18 The Trouble with Snubbull S04E19 Ariados, Amigos S04E20 Wings 'N' Things S04E21 The Grass Route S04E22 The Apple Corp! S04E23 Houndoom's Special Delivery S04E24 A Ghost of a Chance S04E25 From Ghost to Ghost S04E26 Trouble's Brewing S04E27 All That Glitters! S04E28 The Light Fantastic S04E29 UnBEARable S04E30 Moving Pictures S04E31 Spring Fever S04E32 Freeze Frame S04E33 The Stolen Stones! S04E34 The Dunsparce Deception S04E35 The Wayward Wobbuffet S04E36 Sick Daze S04E37 Ring Masters S04E38 The Poké Spokesman S04E39 Control Freak! S04E40 The Art of Pokémon S04E41 The Heartbreak of Brock S04E42 Current Events S04E43 Turning Over a New Bayleef S04E44 Doin' What Comes Natu-rally S04E45 The Big Balloon Blow-Up S04E46 The Screen Actor's Guilt S04E47 Right On, Rhydon! S04E48 The Kecleon Caper S04E49 The Joy of Water Pokémon S04E50 Got Miltank? S04E51 Fight for the Light! S04E52 Machoke, Machoke Man!