The divas of country were out last night at the Academy of Country Music Awards. Carrie, Taylor, and Miley mixed up their styles throughout the evening, while beauties Marisa Miller and Nicole Kidman (in back-plunging L'Wren Scott) shined all night long. A couple notables: Nicole's asymmetrical bob updo and Carrie Underwood's gigantic Rafael Cennamo Gone With the Wind gown. Flip on through for the best and the biggest from the evening . . .