What is the episode in American dad when Stan goes anorexic?

In the "American Dad!" episode titled "Stan Goes on the Pill" (Season 9, Episode 18), Stan develops an obsession with losing weight after he believes he needs to look good for a photo. He becomes anorexic as he tries to achieve his ideal body image, leading to humorous yet serious consequences. The episode explores themes of body image and societal pressures while maintaining the show's characteristic humor.