Party Favor is a party planner in Canterlot. He runs a fairly successful business and has many binders various party themes. One day a unicorn he's never seen before enters his shop and turns his world upside down. Could this be the end of Party Favor's party planning days or will his new friends be able to help him out of this most unusual situation?

A version of this was in the writeoff *Princess Not Included. Previously titled The Princess Party.