Season 1 : Episode 16 - "Shampoo's Revenge! The Shiatsu Technique That Steals Heart and Soul"
Akane is attacked by Shampoo and forgets completely about Ranma. Ranma finds out from Dr. Tofu what happened.
Part 01
Part 02
Next Episode : 17 - "I Love You, Ranma! Please Don't Say Goodbye"
Technorati: Ranma and Akane, Ranma 1/2, Ranma Anime
