Season 4, Episode 47 - "Right On, Rhydon!"
22 June, 2002
On the way to Olivine City, Ash and friends run into a girl who is trying to build a tunnel threw a mountain, but leaking water is causing her Rock Pokémon to stop digging. In order to finish the tunnel, Ash and friends decide to help her capture a Rhydon that likes water that lives nearby.
