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Description

…Finally, Pinkie opened her eyes and reached for the valve’s handle. Twilight briefly allowed herself to hope that the party pony had regained her sanity and was trying to shut off the flow of helium. But Pinkie’s hoof fumbled and spun the handle all the way open. “Mmmmrrrrrrmmmmm!” Pinkie shouted into the nozzle, her eyes widening as she inflated even faster than before. She grabbed the handle again, only for her leg to slip off, then stiffen straight out. With even louder squeaks, all her legs inflated, filling with helium to twice their normal width. More and more gas rushed into Pinkie, pumping her as large as an economy-sized bounce house, and then even larger…
 
Based off of a scene from R-Panic’s story Evil Expandtress, because god-damn did it hit all the right notes for me when I first read it.

Tags
questionable148406 artist:the-furry-railfan1172 fluttershy272964 pinkie pie270075 twilight sparkle372324 unicorn twilight27736 earth pony626964 pegasus695029 pony1917389 unicorn684982 fanfic:evil expandtress8 balloonie pie136 belly46951 blimp627 butt expansion1612 everfree forest2595 fanfic10978 fanfic art18579 growth8233 helium tank339 hug38638 huge butt17215 impossibly large belly14957 impossibly large butt10700 inflated ears295 inflation12974 large butt35539 puffy cheeks4922 scared14142 squeezing728 worried5621

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