AG118: Berry, Berry Interesting

Plot
Several trainers accuse a Munchlax of eating their Pokeblock, so May catches him to prove its innocence.

Trivia

 * This episode was the first to feature a Generation IV Pokémon, which was Munchlax. Munchlaxdidn't make an appearance in the seventh Pokémon movie, but this was the first episode to feature this Pokémon. In this episode, May's Purple Surprise, a PokéBlock which is enjoyed by Jessie and Munchlax only, is introduced in this episode, as well as the intense spiciness of the Tomato Berry.

EP393