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Keke Palmer - Hollywood's biggest stars turned it out on the red carpet at the 66th Primetime Emmy Awards in Los Angeles on Aug. 25. Here's a recap of the night's must-see looks. By Britt Middleton The Just Keke host is the picture of glamour in her custom Rubin Singer ball gown finished with Chopard diamonds and a jewel-encrusted clutch. (Photo: Jason Merritt/Getty Images)

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Kerry Washington - The Scandal star went for a decidedly edgier look in a strapless orange Prada gown and Fred Leighton jewels. Her sleek bob and new caramel highlights really up the wow factor.(Photo: Jason Merritt/Getty Images)

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Halle Berry - What baby weight? The actress is back to her svelte, fabulous self, showing off her toned arms in a dusty rose Elie Saab halter gown.(Photo: Jason Merritt/Getty Images)

Photo By Photo: Jason Merritt/Getty Images

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Idris Elba - The hunky actor ditches his signature bow tie for the occasion, but he’s still as dapper as ever in head-to-toe Gucci.(Photo: Frederick M. Brown/Getty Images)

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Camila and Matthew McConaughey  - Model Camila McConaughey is radiant in her sheer Zuhair Murad gown with lace overlay. Her movie star hubby certainly looks the part in his crisp Dolce & Gabbana tux.(Photo: Jason Merritt/Getty Images)

Photo By Photo: Jason Merritt/Getty Images

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Chiwetel Ejiofor - The 12 Years a Slave star cleans up nice in a classic Giorgio Armani tux and crisp bow tie. (Photo: Frazer Harrison/Getty Images)

Photo By Photo: Frazer Harrison/Getty Images

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Gwen Stefani - Gwen’s keeps up her cool-meets-glam streak in a metallic Atelier Versace two-piece look teamed with Neil Lane jewels.(Photo: Jason Merritt/Getty Images)

Photo By Photo: Jason Merritt/Getty Images

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Sofia Vergara - Her curves don’t lie! The Modern Family star shows them off flawlessly in a white Roberto Cavalli mermaid gown.(Photo: Jason Merritt/Getty Images)

Photo By Photo: Jason Merritt/Getty Images

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Bridgid Coulter and Don Cheadle - Doesn’t the Hollywood couple make a stylish pair in coordinating navy and black?(Photo: Frazer Harrison/Getty Images)

Photo By Photo: Frazer Harrison/Getty Images

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Angela Bassett - The American Horror Story: Coven actress is as spellbinding as ever in an ivory Elisabetta Franchi wrap gown cinched with a wide gold belt and finished with a matching Oroton clutch.(Photo: Jason Merritt/Getty Images)

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Vanessa Williams - If there’s a fountain of youth, there’s no doubt Vanessa has found it. She’s a vision in her emerald peplum gown. (Photo: Frazer Harrison/Getty Images)

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Uzo Aduba - Orange may be the new black, but the actress is smokin’ hot in her strapless scarlet gown with sweetheart neckline. Understated gold accessories and an elegant updo complete the look.(Photo: Frazer Harrison/Getty Images)

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Samira Wiley - Fellow Orange is the New Black star Samira Wiley is anything but mellow in her sunny Christian Siriano confection, paired with Graziela Gems ear cuffs and an EFFY Jewelry ring.(Photo: Frazer Harrison/Getty Images)

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Teyonah Parris - The Mad Men actress hits the sweet spot in her candy-hued Christian Siriano gown with romantic full skirt. Her polished topknot is the perfect finish.(Photo: Frazer Harrison/Getty Images)

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Alicia Quarles - The E! News correspondent is ready for her close-up in a dramatic lace and chiffon number with plunging neckline. Her emerald drop earrings are a nice touch, too.(Photo: Frazer Harrison/Getty Images)

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Danielle Brooks - The Orange is the New Black star shines bright in her ivory Nathaniel Paul halter gown with pretty lace neckline.(Photo: Jason Merritt/Getty Images)

Photo By Photo: Jason Merritt/Getty Images

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Octavia Spencer - The Get On Up star strikes a pose in a custom red Tadashi Shoji dress, matching Lorraine Schwartz jewelry and a Rauwolf clutch.(Photo: Jason Merritt/Getty Images)

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Viola Davis - The How to Get Away with Murder actress can certainly pull off some naughty behavior in this striking topaz Escada gown, paired with a garnet clutch and matching Sutra earrings. (Photo by Jason LaVeris/FilmMagic)

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Laverne Cox - The Orange is the New Black actress goes totally glam, following the night’s trend of ivory gowns paired with soft, romantic hair. (Photo: Frazer Harrison/Getty Images)