Today is the day!
To get her fans extra excited, the 19-year-old teased some of the goodies to Snapchat on Thursday. Take a look (below):
[Image via Instagram.]
Twilight Sparkle, is that you? Just kidding, we all know it's really Pinky Pie in there.
Okay, not gonna lie, it's kind of cute (THIS ONE TIME), but please tell us you will neigh-ver wear this ever again!
We're saying this as YOUR FRIEND, Katie!! After all, "Friendship is Magic!"
[Image via Lia Toby/WENN.]