The Mane 7 are heading back to Camp Everfree to put on a concert of the grand reopening of the camp. But when they get there it starts to rain, when the rain stops rarity goes back to the bus to get something which only leads her into trouble
When they discover that the Elements of Harmony have created involuntary emotional cross-contamination inside Princess Twilight, two changelings hatch a ticklish plot to force the truth out of her.
Prince Pharynx is now the captive of a vengeful Queen Chrysalis, who wants all the information he has about the new hive. Persuasion didn't work, so now it's time for interrogation. Who knew someone so tough could be so ticklish?
Dash finds herself enticed by Pinkie Pie's recent weight gain and secret stuffing sessions. She feels a new attraction to her fat, and sneaks over late at night to investigate. However, Pinkie catches her, feeds her up, and Dash starts to enjoy it...
It's all quiet in the city of Maretropolis, when all of a sudden a new chemical is stolen from a lab. It's up to the Powerponies to intervene, and stop the dastardly Mane-iac from her terrible new scheme of revenge.
Berry Pie is a baker, and a baker who is currently having a stressful morning. Finding herself berift of any sugar, she decides to use some of her special sugar to replace it. Her actions lead to some rather fattening repercussions for everypony.
Princess Cadance stood quietly, calm, and wearing a patient expression on her face. Across from her, standing bow legged and fidgeting uncomfortably was Chrysalis, former queen of the changelings, wearing nothing but a diaper.
Queen Chrysalis has been apprehended! Now a prisoner of the crown, she is subjected to a less that conventional form of imprisonment, with some rather unfortunate consequences on her waistline.