Pokemon Best Wishes! - episode 20 - 23 Feb, 2011

After a short practice match between Scraggy and Axew, Cilan calls everyone for lunch, but Ash falls down a giant hole dug by the Sandile from the hot springs. Ash finds out that it wants to battle Pikachu, during which it evolves into a Krokorok, but Pikachu's Electro Ball sends it flying off. (Source: Wikipedia)