Pattycakes/Tear Jerker


 * For me, the saddest, lowest point of the entire ordeal was at the end of Part One. Dash has just been shown a photoalbum of various other "babies" Fluttershy has had over and started to flee the home in disgust. While in the midst of accosting 'Shy for her actions, she messes her diaper as if it were the most natural thing in the world. Dash is shaken to the core by this and breaks down crying. The line that really hits me is: Mommy, I need you to change my diapies. Reading about Dash being so shaken, so broken just leaves an empty pit in my soul.
 * Compounding on that a little bit. Fluttershy orchestrated this. She intentionally broke her best friend down to the point where she begins sobbing uncontrollably, and all for nothing more than personally gain. The betrayal and shame is put on so thick even the reader can feel it and one feels so sorry for Dash, to the point of tears, themselves.
 * This scene, which is also featured in the High Octane Nightmare Fuel section of the Pattycakes article, because it can easily be both: