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Does this leopard-print, insect-embellished, Emanuel Ungaro turtleneck dress look familiar? It should because Coco Rocha wore it to the Met Gala earlier this year, though Katy raises the hemline (and the slit) on her version.
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Speaking of dresses that give us Met Gala flashbacks, the singer combines feathers, sparkles and sheer to jaw-dropping effect with her sexy silver Givenchy gown.
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She time-traveled all the way to be here! At least that's what we assumed upon seeing her retro curls, which top off a clinging, sparkling navy Hervé Léger by Max Azria gown.
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With a train as long as the show's list of performers and a slit as high as the energy level in the crowd, Rita goes glam and glitzy in a plume-covered skirt and plunging bejeweled top (by Alexandre Vauthier Couture), plus an uncharacteristically sleek lob.
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We just have one question for the British pop star: How do you plan to sit through the entire show in a full-length, turtleneck gown covered in spiky studs? Ouch.
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#Shorthairdontcare and #pantswearerdontcare either. The supermodel eschews gowns and minis for black skinnies and a quilted black Fausto Puglisi moto jacket with metallic accents.
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"I wanted to do something simple," the nominee said. And only when you're Selena does "simple" mean a navy Atelier Versace gown featuring a completely open side that reveals a lace corset and a bejeweled slit.
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How many trends can one woman wear? When you're Jennifer Hudson, the answer is six. She hits the red carpet in houndstooth, warm-weather leather, a peplum, pencil skirt, a choker and double cuffs.
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PAULA PATTON & ROBIN THICKE
His song may be "Blurred Lines," but her gown is all clear-cut strips. She poses with her husband in a strapless shiny black gown that reminds us a bit of the film inside an old school VHS tape.
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The People StyleWatch Celeb Style Council member does us proud in a sexy, slinky black gown with sheer panels.
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Seventy-five percent of PEOPLE.com users voted the Girls star's white mesh and floral mini a hit. And in other good news, if anyone proposes to her on the red carpet, she'll already be dressed for the wedding!