Pinkie somehow knows that there are free donuts to be had in the human world, and convinces Twilight Sparkle to send her there. It goes downhill after that.
"Of all the terrible batponies in the world, you're the least terrible."~PresentPerfect🐴Ponk & GlimGlam are best ponies🐴Text 714-496-3119 with the name of an MLP character to get a cute picture!