01of 15Katy Perry and Orlando BloomDaniele Venturelli/Gettyhave a date night on the red carpet! Katy wears a vintage Pierre Cardin column gown with voluminous sleeves and Buccellati jewels, while Orlando wears a navy jacket, white pants and brown loafers.02of 15Leni and Heidi KlumDaniele Venturelli/Getty Images for Luisaviaromacoordinate in glittery gowns. Leni wears a high-shine Versace gown with sweetheart-style neckline and an open back, while Heidi sparkles in a one-shoulder belted Elie Saab gown with a side slit and train.03of 15Eiza GonzálezDaniele Venturelli/Gettyarrives at the gala (where guests enjoyed Casamigos) in a pleated green gown with circular fan bodice, plus Bulgari jewels.04of 15Emily RatajkowskiDaniele Venturelli/Gettywears an off-the-shoulder ruched gown with puff-sleeve and thigh-high slit.05of 15John LegendDaniele Venturelli/Gettylooks dapper in a white jacket with black piping, bow tie and loafers (all DSQUARED2) beforehitting the stage to perform.06of 15Dylan PennDaniele Venturelli/Gettyin a long-sleeve black gown with embellished hip cutout, paired with pointy-toe pumps.07of 15Olivia CulpoDaniele Venturelli/Gettyin a black gown featuring a crop top and cutout detailing at the waist.08of 15Vanessa HudgensDaniele Venturelli/Gettyin a one-shoulder black gown with green lining, plus drop earrings and black heels.09of 15Cindy BrunaDaniele Venturelli/Gettyteams a black cutout bodysuit with sheer tights, black tuxedo jacket, wide-brim hat and Christian Louboutin heels.10of 15Nicky Hilton RothschildDaniele Venturelli/Gettyshines in a metallic gunmetal halter gown with keyhole neckline, plus matching silver heels.11of 15Maria BakalovaDaniele Venturelli/Gettywears a strapless gown with white accent at the neckline, with ankle-strap heels.12of 15Tina KunakeyDaniele Venturelli/Gettyshows some major skin in a black gown with thigh-high slit and abs-baring cutout.13of 15Sandra LeeSandra Lee.Daniele Venturelli/Gettyin a sunny yellow strapless gown with ruched detailing and multicolor sandals.14of 15Karolina KurkovaDaniele Venturelli/Gettyrocks a printed wide-leg jumpsuit with black ankle-strap sandals.15of 15Lais RibeiroDaniele Venturelli/Gettyin a Zuhair Murad Couture gown with embellished crisscross bodice and black flowing skirt.
01of 15Katy Perry and Orlando BloomDaniele Venturelli/Gettyhave a date night on the red carpet! Katy wears a vintage Pierre Cardin column gown with voluminous sleeves and Buccellati jewels, while Orlando wears a navy jacket, white pants and brown loafers.
01of 15
Katy Perry and Orlando Bloom
Daniele Venturelli/Getty

have a date night on the red carpet! Katy wears a vintage Pierre Cardin column gown with voluminous sleeves and Buccellati jewels, while Orlando wears a navy jacket, white pants and brown loafers.
02of 15Leni and Heidi KlumDaniele Venturelli/Getty Images for Luisaviaromacoordinate in glittery gowns. Leni wears a high-shine Versace gown with sweetheart-style neckline and an open back, while Heidi sparkles in a one-shoulder belted Elie Saab gown with a side slit and train.
02of 15
Leni and Heidi Klum
Daniele Venturelli/Getty Images for Luisaviaroma

coordinate in glittery gowns. Leni wears a high-shine Versace gown with sweetheart-style neckline and an open back, while Heidi sparkles in a one-shoulder belted Elie Saab gown with a side slit and train.
03of 15Eiza GonzálezDaniele Venturelli/Gettyarrives at the gala (where guests enjoyed Casamigos) in a pleated green gown with circular fan bodice, plus Bulgari jewels.
03of 15
Eiza González

arrives at the gala (where guests enjoyed Casamigos) in a pleated green gown with circular fan bodice, plus Bulgari jewels.
04of 15Emily RatajkowskiDaniele Venturelli/Gettywears an off-the-shoulder ruched gown with puff-sleeve and thigh-high slit.
04of 15
Emily Ratajkowski

wears an off-the-shoulder ruched gown with puff-sleeve and thigh-high slit.
05of 15John LegendDaniele Venturelli/Gettylooks dapper in a white jacket with black piping, bow tie and loafers (all DSQUARED2) beforehitting the stage to perform.
05of 15
John Legend

looks dapper in a white jacket with black piping, bow tie and loafers (all DSQUARED2) beforehitting the stage to perform.
06of 15Dylan PennDaniele Venturelli/Gettyin a long-sleeve black gown with embellished hip cutout, paired with pointy-toe pumps.
06of 15
Dylan Penn

in a long-sleeve black gown with embellished hip cutout, paired with pointy-toe pumps.
07of 15Olivia CulpoDaniele Venturelli/Gettyin a black gown featuring a crop top and cutout detailing at the waist.
07of 15
Olivia Culpo

in a black gown featuring a crop top and cutout detailing at the waist.
08of 15Vanessa HudgensDaniele Venturelli/Gettyin a one-shoulder black gown with green lining, plus drop earrings and black heels.
08of 15
Vanessa Hudgens

in a one-shoulder black gown with green lining, plus drop earrings and black heels.
09of 15Cindy BrunaDaniele Venturelli/Gettyteams a black cutout bodysuit with sheer tights, black tuxedo jacket, wide-brim hat and Christian Louboutin heels.
09of 15
Cindy Bruna

teams a black cutout bodysuit with sheer tights, black tuxedo jacket, wide-brim hat and Christian Louboutin heels.
10of 15Nicky Hilton RothschildDaniele Venturelli/Gettyshines in a metallic gunmetal halter gown with keyhole neckline, plus matching silver heels.
10of 15
Nicky Hilton Rothschild

shines in a metallic gunmetal halter gown with keyhole neckline, plus matching silver heels.
11of 15Maria BakalovaDaniele Venturelli/Gettywears a strapless gown with white accent at the neckline, with ankle-strap heels.
11of 15
Maria Bakalova

wears a strapless gown with white accent at the neckline, with ankle-strap heels.
12of 15Tina KunakeyDaniele Venturelli/Gettyshows some major skin in a black gown with thigh-high slit and abs-baring cutout.
12of 15
Tina Kunakey

shows some major skin in a black gown with thigh-high slit and abs-baring cutout.
13of 15Sandra LeeSandra Lee.Daniele Venturelli/Gettyin a sunny yellow strapless gown with ruched detailing and multicolor sandals.
13of 15
Sandra Lee
Sandra Lee.Daniele Venturelli/Getty

in a sunny yellow strapless gown with ruched detailing and multicolor sandals.
14of 15Karolina KurkovaDaniele Venturelli/Gettyrocks a printed wide-leg jumpsuit with black ankle-strap sandals.
14of 15
Karolina Kurkova

rocks a printed wide-leg jumpsuit with black ankle-strap sandals.
15of 15Lais RibeiroDaniele Venturelli/Gettyin a Zuhair Murad Couture gown with embellished crisscross bodice and black flowing skirt.
15of 15
Lais Ribeiro

in a Zuhair Murad Couture gown with embellished crisscross bodice and black flowing skirt.
source: people.com