Subjects of Equestria! We are pleased to kick off the Nightmare Night Festivities and the 14th anniversary of the return of our beloved Princess Luna! Join us in celebration!
Okay, having read the tumblr post my original comment was even more spot-on than I thought. And I agree with a lot of the analysis. A very valid character interpretation, cranked up to 11 here with some added scrupulosity for slight satirical effect.