The Astonishing Case of Pinkamena Diane Pie

"You raise the blade, you make the change
You re-arrange me 'til I'm sane.
You lock the door
And throw away the key
There's somepony in my head, but it's not me..."

My contest entry for , in which we have to explore the psych of a pony.
I decided "Hey, there's obviously 2 sides of Pinkie, so what if I draw both of them playing some sort of mental Tug 'o War for dominance of her mind and body?".

*Pinkie isn't being hurt here, so don't worry.

So here it is.