Short brief of Episode 21:
Ash and his friends just happen to stumble upon a buneary when the are taking a break. The buneary belongs to a girl that Bonnie thinks likes Clemont. Bonnie tries to stop them from liking each other. Later, near the end, Bonnie accidentally falls off a cliff trying to save the girl and her Buneary, and Clemont breaks his aipom arm saving both of them.
It is in the evening and Ash is practicing battling with Greninja and Pikachu in a river. Greninja uses water shuriken, pikachu dodges it. Pikachu then uses electro ball, and Greninja uses cut on it. It splits in half and splashes in the water, soaking Ash. Greninja then uses double team. Bonnie says something, probably a compliment about Ash's pokemon, and then Serena walks up with a towel and throws it at Ash. Then he gets sick, and this kid wants to battle him, but he's sick, so Serena decides to dress like him so she can battle for him. Then Clemont and Bonnie come back with medicine and give it to ash. Later, team rocket get both pikachus, but then ash comes to save the day. then they eat lunch/dinner. the end
