Every holiday has its aftermath and for Rarity, the day after Hearth's Warming means a well-established groove of frustration leading a parade of ponies into the Boutique. But she has absolute confidence in her ability to get through it. She's heard the songs, she knows what the most threadbare of floats looks like... having it happen every year just allows her to benefit from experience.
For example, the myriad of seasonal murder fantasies now know exactly which vital arteries to strike.
(A stand-alone, no-prior-reading required part of the Triptych Continuum, which has its own TVTropes page and FIMFiction group: new members and trope edits welcome.)
Now with author Patreon, SubscribeStar, and Ko-Fi pages.