Looking for a last-minute addition to your sci-fi costume wardrobe for Dragon*Con? Check this out: a complete pattern for Dr. Horrible’s lab coat! It’s not terribly difficult to make, and an experienced sewer can crank one out in less than a day. You can also get a coat made for you at the same site.
Sci-fi track costumes: Dr. Horrible - The Dragon*Con American Scifi Track Community