Everything was fine until Twilight decided that messing with changeling magic was a good idea. Now, there is black and red Alicorns roaming the streets, Twilight is speaking fancier, Pinkie can't stop talking, Rarity's vocabulary consists of one word, Applejack's accent is worse, Rainbow Dash is more brash and full of herself, and Fluttershy is stuttering horribly.
And Anon is right in the middle of it all.
You're best off not taking this story seriously. Based off of a thread about bad writing on /mlp/. I'm sure this story will make it on there eventually.