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1. Mandy Moore's Look Was Inspired by Lauren Hutton
"The inspiration was a little Lauren Hutton at the Oscars, that classic Halston dress, we were all like, 'Let's give it a little '70s vibe,'" Moore's stylist Erica Cloud told PeopleStyle of the star's red carpet moment, adding that they chose to line her Naeem Khan dress in "nude instead of navy so that it had a lightness."
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2. Sienna Miller's Hair Ribbon Is a Nod to Brigitte Bardot
"We got really excited thinking about these personal pictures of Brigitte Bardot and that inspired the bow in the hair," the actress's stylist Kate Young told PeopleStyle.
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3. Sofia Vergara Had to Add Make Her Gown More Modest
Sofia's styling team Jill Lincoln and Jordan Johnson told PeopleStyle that while her gown wasn't "featherweight" the actress "has endured far worse torture for the red carpet's sake." They did however have to apply more beading and sequins strategically by hand for "some extra coverage."
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4. Sarah Paulson Goes Full-On Edie Sedgwick
Everything from the actress' chandelier Neil Lane earrings to her gold sequin Marc Jacobs gown were a nod to the '60s style icon, according to her stylist Karla Welch.
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12. Natalie Portman's Hair Was Inspired by a Specific Jackie O Moment
Hairstylist Bryce Scarlett revealed that this was the exact look, seen on the former First Lady at a state dinner in Cambodia in 1967, that they used as inspiration for the Jackie star's hair.
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5. Janelle Monáe Wore a Choker in Her Hair
The singer has been pulling out show-stopping hair moments on her red carpet tour, and she managed to one up herself at the Globes. Hairstylist Nikki Nelms created a "corseted updo" on the star using a rhinestone-and-leather Fallon choker!
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6. And Her Polka Dots Are a Throwback from 2014
In order to create the singer's whimsical Armani Privé dress, the team at Armani pulled from the archives. “They had a polka dot in a collection from a few years ago, so that netted overlay with the round paillettes existed already,” her stylist Maeve Reilly told PeopleStyle. "We were looking for something that was not typical."
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7. Kristen Bell Had Some Help Filling Out Her Gown
The actress wasn't shy about revealing the butt padded underwear she wore with her dress. She also documented her cleavage-contouring and more before she hit the red carpet.
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8. Naomie Harris Gown Is Really Artsy
The Moonlight star's stylist Nola Singer described her look as a "modern day Erté" painting. "The intricate handwork and beading is unbelievable," Singer told PeopleStyle of the custom Armani Privé gown. "It's layers of tulle and silk organza, and these cubes that are lucite or crystal cubes. It’s geometric. It's really edgy even though it's beaded.
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9. Viola Davis Had a Back-Up Dress
"We picked our bold statement, and a safer back up, and Michael Kors made both," stylist Elizabeth Stewart said of Viola's "happy," vibrant gown, which was also made in a more subdued color.
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10. Ruth Negga's Louis Vuitton Gown Took 120 Hours to Make
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11. Winona Ryder's Clutch and Shoes Were from Her Closet
The actress's stylist Micaela Erlanger described her Viktor & Rolf gown as "quintessentially Winona." And so were the accessories. "She’s wearing shoes and a bag from home," Erlanger told PeopleStyle. "It's a little personal touch. I think they might be vintage but I’m not sure. They’re things she loves."
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13. Nikki Reed's Naeem Khan After Party Dress Almost Didn't Happen
The actress' Naeem Khan afterparty dress (worn to the InStyle bash) was a sample that was missing a few sequins, so it needed a little TLC before the actress hit the red carpet. Her stylist, Lindsey Dupuis, ran to a craft store to pick up extra sequins, then hand-painted them to match and sewed them where needed.