JENNIFER LOPEZ
The performer hits the carpet in an oxblood velvet shirt over a matching bra and reptile-embossed leather skirt (all Roberto Cavalli) with over-the-knee boots.
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TAYLOR SWIFT
The singer, who is currently on her Reputation stadium tour, makes her grand return to the red carpet after a two-year hiatus in a romantic blush Versace gown with floral beading and feather detailing plus metallic ankle-strap Casadei heels and Hueb earrings.
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JANET JACKSON
The superstar, who is receiving this year's Icon Award, hits the red carpet in a princess-level ball gown skirt by Rami Kadi teamed with a simple white t-shirt and brown leather belt.
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JENNA DEWAN
The presenter debuts a chin-length bob in her black strapless Zuhair Murad leather minidress, Anita Ko rings and coordinating studded sandals.
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MILA KUNIS
The actress teams her black embellished mini skirt with a cutout shoulder top and what looks to be a set of faux fringe.
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CIARA
The singer's glittering sheer gown (paired with rose gold Le Silla sandals) shows skin from every angle.
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CAMILA CABELLO
The singer's black-and-white fringe Givenchy gown was made for red carpet twirling, which she paired with Chopard jewels.
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PADMA LAKSHMI
The Top Chef host is top-notch in her gunmetal one-shoulder gown with 3-D detailing by The Blonds.
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HAILEY BALDWIN
The model takes the plunge with her low-cut, long-sleeve tan gown.
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KELLY CLARKSON
The night's host steps out in a fresh blonde lob haircut and asymmetrical black Christian Siriano gown with black studded sandals.
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MAREN MORRIS
The singer (and newlywed) wears her heart on her dress in a pink-and-red cutout dress and red sandals.
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ANDY COHEN
The Watch What Happens Live host took a night off from hosting duties to attend the awards show in this Pepto pink suit and colorblock shoes.
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DEMI LOVATO
The nominee wears a leopard-print belted caftan dress, Melinda Maria hoop earrings and black peep-toe pumps.
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ALISON BRIE
The actress is GLOW-ing in her black-and-white lingerie-inspired minidress and black sandals.
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CHRISTINA AGUILERA
The singer keeps her low-key glam vibes going in simple makeup, a black pinstripe off-the-shoulder dress and black pumps.
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CHRISSY METZ
The This Is Us actress wears a one-sleeve black custom John Paul Ataker midi dress with a gold rope belt and black sandals.
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DARREN CRISS
The ACS: Versace actor hits the carpet in a snazzy Dior Homme tuxedo featuring a blue degradé lapel.
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ERIKA JAYNE
The Real Housewives of Beverly Hills star and co-host of the Billboards official pre-show wears a high-low black minidress and bright blue pumps.
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JUSTINE SKYE
The singer and pre-show co-host wears a sheer black Amen dress with allover silver chain embellishments.
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DUA LIPA
The "New Rules" singer wears a shiny purple plunging dress with a giant bow at the waist, which she paired with black platform sandals.
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TYRA BANKS
The model and host shows off her fashionable roots in this puff-sleeve long-sleeve black midi dress and Jared Lehr earrings.
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JULIA MICHAELS
No "Issues" here! The singer wears a plunging white ruffle gown and simple pendant necklace.
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KESHA
The singer goes Western-inspired in her blush midi, rose-print fringe duster, wide-brim hat and cowboy boots.
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GRACE VANDERWAAL
The 14-year-old singer takes a sophisticated turn in a pinstripe BOSS pantsuit, untied bowtie and metallic heels.