Vector based on [link]
I really love how she draws the wings. Go check her gallery, she has much more, even more complex pegasus drawings
I'm still learning Inkscape but I think I getting reasonably good at it. Still not sure about few thing and clipping is still... random but overall it's much better for ponies than PS.
SvG file: [link]
MLP:FiM © Lauren Faust and Hasbro
Original drawing ©