Click the link to read along.  Why Pinkie Pie Smiles by Anonymous Pegasus:
http://www.fimfiction.net/story/19256/why-pinkie-pie-smiles
Suggested to me by Andrew Vasquez.

DRWolf Narrator by DavionX:
http://davionx.deviantart.com/art/DrWolf-Narrator-377863090

My Little Pony Characters and Images belong to Hasbro.