This story is a sequel to Trixie's Great and Powerful Revenge
When one of Twilight's spells goes a bit awry, she finds that an affected Rarity might be a little more than she bargained for.
(Originally posted on EqD in April 2011. I originally meant to keep this as a one-shot, but wrote the second part after there was demand for it. I do like how the second part came out though, so no regrets!)
(Also, if you like this story, be sure to check out Tragic Magic! It's a continuation of this one!)