/EDIT: Celestia wearing "Luna's" outfit: [link]
She couldn't wear the neck thing, it kept sliding down and squeezing her wing.Jesus Christ, Celestia. Your crown is awful.
And how do you draw smiling ponies, it doesn't WORK ARGH.Making of picture (showing nine steps) [link]
(I circled a few things that I changed which I thought might be hard to spot)