[du-] Dumbledore is in the [4] bathroom of the [-(e)i] beach house on the bay. He is in the middle of going to the bathroom when a muggle, wearing swim trunks and some sunglasses, barges in without knocking. Dumbledore, furious, takes out his wand and 兌 converts the muggle into a 兌 merman, as punishment for his lack of manners.