16. Shampoo's Revenge! The Shiatsu Technique That Steals Heart and Soul(シャンプーの反撃！必殺指圧拳は身も心も奪う)
Canon
Wanting to keep Ranma to herself, Shampoo applies her Shiatsu Technique and some magic shampoo on Akane to erase her memory of Ranma. (Source: Wikipedia)
Aired on: 9/1/1989
