We are now going to talk about why pinkie breaks the 4th wall here is my explenation:

Since Friendship=Magic and Pinky is friends with every one, she is the most magically powerful being in all of Equestria, but since she is not a unicorn and cannot use direct magic she has the ability to break inter-dimensional bonds.

Yeah, she uses her 4th wall breaking powers to make friends with us too!

435118 By celestia's flaming teats that is the most plosable theory yet.
435151 Btw caught up on the immortal game and I'm glad you recommended it to me.

435192 Thanks i had a full out discussion with some friends about it

435118 Here is the top secret diagram that I've stolen from Canterlot Labs. It all has to do with our little pink and lovable pony.
... I can't seem to find the original one. So I will use this one.

435192
And now for the long wait for the epilogue, dang I still haven't finished The Slave King (it doesn't help that each comment takes me as long to post as it does to read a 3K chapter) college Y U Take All My Time?!