In the last couple of years, nail polish and nail art have really taken off. Each season's most coveted hue gets splashed all over websites and magazines, and funky nail art has become mainstream incredibly quickly. This year there were a smorgasbord of new nail looks on the runways and on celebrities, from incredible CND Shellac gel polishes to hot leopard-print manicures. Which of these do you think was the year's defining trend? If your favorite manicure didn't make the list, you can still vote it up by posting your pick in the comments.