"Beware The Pies of March..."

When Pinkie gives Twilight an extremely ominous message just days before Winter Wrap-Up, Twilight finds out about how Ponyville really celebrates Pi Day.

Now that March has arrived, the whole of Ponyville prepares for the coming Winter Wrap-Up and the supplies needed for it. But, then things take a rather odd turn when Pinkie runs through the streets just days before spring with a rather ominous message:

"Beware the pies of March."