At last, your shining moment. It's you and the other finalists in the spotlight with millions watching. If there was any time to step up and be a diva, this is it. Forget about holding back or going the Lady Gaga route. You should be thinking red carpet and looking like the superstar you hope to be at the end of the night. A sophisticated, sleeveless number, posh accents, and rich, luxuriant colors like emerald green and the cool-toned purple creme "Anti-bleak" on your nails will show you've arrived a worthy and ready Idol.

OPI Anti-bleak Nail Lacquer, $9, visit opi.com for more information; Fergie Roxanne Heels, $79.95, available at Zappos; Matthew Williamson Swarovski Embellished Silk Gown, $4,850, available at Net-A-Porter; Juicy Couture Princess Stud Earings, $42, available at Juicy Couture; Zara Shiny Miini Box bag, $29.99, available at Zara.