Taylor Swift showed up to the Academy of Country Music Awards in Las Vegas tonight wearing a long golden-yellow embroidered gown by designer Elie Saab, who created the look for his spring 2010 couture collection (inset). The four-time ACM Awards nominee accessorized with diamond chandelier earrings and a diamond cocktail ring by Neil Lane. And as soon as she hit the carpet, her appearance lit up Twitter—TaylorSwiftACMs became one of the top trends on the micro-blogging site, where her global fans commented on her dress. What do you think of her look? Tell us in the comments!