Pinkie Pie's patch has been processed perfectly. I also used this design to outline the process I use for making patches, and that will be up on my blog today or tomorrow.
If you want one, I make them for the cost of materials: [link] If you have an embroidery machine, you can download the design and make your own from my blog: [link]
Colors: Pink - 2179 (body) Dark pink - 2041 (mane) White - 2049 (eye) Black - 2150 (eyelashes) Light blue - 2198 (eye iris) Yellow - 2005 (cutie Mark) White - 2049 (eye) Black - 2150 (eyelashes) Burnt Purple - 2058 (Mane outline) Magenta - 2167 (Body outline) Light blue - 2198 (cutie mark) Yellow - 2005 (cutie Mark)