Na den versuch ich mich mal als Schreiberling:
Sorry fürs Englisch aber auf Deutsch fehlt mir einfach der MLP Flair.

"My Faithful Student,
after you have managed some events before this to my highest delightment,
im s•••• you can handle this new mission i have for you without much trouble.
I heared of a certain zebra in the everfree forest that has knowledge about many things not even any student in Canterlot knows.
The mission i enthrust to you is to fetch this zebra and help her bring there own folks festival traditions for this special day to the ponys of ponyville.
I will visit ponyville at the evening to see how well the ponys will take this new angle of festival insight.

Princess celestia"