Last Night's Look: The Red Carpet Outfits You Have to See

wearing a gray floral v-neck dress and brown peep-toe heels at a dinner to benefit the Spanish humanitarian NGO Proactiva Open Arms in Madrid.

in a silver turtle neck button down dress and silver heels at the Backstage Secrets: A Decade Behind the Scenes at the Victoria's Secret Fashion Show book launch in N.Y.C.

in an off-the-shoulder floral dress, a black and gold handbag and black strappy sandals at the Roger Vivier #LoveVivier book launch in N.Y.C.

in a black button-down tuxedo-style dress, metallic stockings and black lace-up sandals at the American Woman premiere in L.A.

in a white blouse, a black suit jacket, matching pants, a black clutch and silver beaded sandals at the American Woman premiere in L.A.

wearing a red satin one-shoulder gown and black sandals at the American Woman premiere in L.A.

wearing a Dolce&Gabbana red tulle bow-embellished top and floral skirt, which she paired with a red satin clutch and gold heels at the Roger Vivier #LoveVivier book launch in N.Y.C.

in a yellow sleeveless mini dress and black platform sandals at a REVOLVE party in London.

wearing a black strapless mini dress, thigh-high peep-toe boots and a white cross-body bag at a REVOLVE party in London.

in a black tiger-print top, black pants, black stappy sandals and a matching clutch at the American Woman premiere in L.A.

in a black graphic t-shirt, a denim jacket, green jeans and beige sandals at GOOD+ Foundation's 2018 NY Bash in N.Y.C.

in a baby blue mini dress, clear sandals and a gold Chanel handbag at a REVOLVE party in London.

wears a white bustier midi dress with silver sandals at the BAM Gala 2018 honoring Darren Aronofsky, Jeremy Irons, and Nora Ann Wallace in N.Y.C.

in a marigold satin slip dress, dusty pink oversize clutch and pendant necklace at the launch of UNICEF's Project Lion in N.Y.C.

wears a gray plaid pantsuit with blush pink velvet trim and a pink lace shirt peeking out underneath, paired with a pink satin top-handle bag and gold heels at the Gucci Cruise 2019 fashion show in Arles, France.

in a white T-shirt dress with black sheer tulle skirt on top, black clutch and white sandals at the For Your Consideration red carpet event for FX's The Americans.

wears a blue floral shirtdress with black pumps at "The Boys in The Band" 50th Anniversary celebration in N.Y.C.

in a trench coat over a patterned ankle-length dress, with a tan clutch and matching sandals at "The Boys in The Band" 50th Anniversary celebration in N.Y.C.

wears a white tweed jacket over a T-shirt with skinny jeans and black booties at "The Boys in The Band" 50th Anniversary celebration in N.Y.C.

in a pink printed midi dress and silver mary-jane shoes at "The Boys in The Band" 50th Anniversary celebration in N.Y.C.

wears black overalls over a white button-down shirt along with black booties and a wide-brim hat at the Douglas X Peter Lindbergh campaign launch in Berlin.

in a sequin minidress, long necklace and black over-the-knee boots The Four: Battle for Stardom season 2 red carpet

wears a floral minidress and black espadrilles at SiriusXM Studios in N.Y.C.

in a black asymmetrical minidress and matching ankle-strap pumps at the Douglas X Peter Lindbergh campaign launch.

in a Dior ensemble featuring a vest and sheer skirt, accessorized with a beret at the launch party for Dior Backstage in London.

in a gold sequin Givenchy dress and metallic heels at Lincoln Center's American Songbook Gala in N.Y.C.

in an animal print Stella McCartney jumpsuit and strappy heels at a This Is Us event in L.A.

in a tiered, red-black-and-white polka dot Valentino gown plus a Jimmy Choo box clutch for the WF Central grand opening in Beijing, China.

in a black-and-blue jacket draped over a strapless midi dress and Lincoln Center's American Songbook Gala in N.Y.C.

continues her style streak in a bustier with lace sleeves and a matching lace skirt with Sarah Flint pumps while out and about in N.Y.C.

in a green polka dot dress with an asymmetrical hem and embellished heels at Lincoln Center's American Songbook Gala in N.Y.C.

in a striped suit and boots to discuss Adrift at Build Studio in N.Y.C.

in a denim jacket over a polka dot dress at a This Is Us event in L.A.

in a one-shoulder top and wide-leg pants to celebrate daughter Alexa Ray Joel’s Bella magazine cover in N.Y.C.

in a multi-color, ruffle dress and burnt orange sandals to discuss The Handmaids Tale at Build Studio in N.Y.C.

in a white tuxedo blazer with black lapel, argyle sweater and sparkly wide-leg trousers at the Louis Vuitton 2019 Cruise collection in Saint-Paul-De-Vence, France.

in a Louis Vuitton white sheath dress with printed pumps at the Louis Vuitton 2019 Cruise collection in Saint-Paul-De-Vence, France.

in a double-breasted suit jacket with wide-leg pants and crossbody bag in N.Y.C.

in a billowy printed blouse, plaid skirt and top-handle bag at the Louis Vuitton 2019 Cruise collection in Saint-Paul-De-Vence, France.

in a multi-print round-shouldered top, with pinstripe pants and top-handle handbag at the Louis Vuitton 2019 Cruise collection in Saint-Paul-De-Vence, France.

in a sleeveless white Dion Lee sheath dress with fringe hem and fishnet overlay, plus a gold chain belt, BaubleBar earrings and white pumps at the Formula 1 Grand Prix de Monaco in Monaco.

in a Dior multicolor patchwork dress with long beaded necklaces and a fringe bag at the Christian Dior Couture Spring/Summer 2019 cruise collection show in Chantilly, France.

in a printed red wrap dress with a white fedora and ankle-strap espadrilles at the French Open in Paris.

in an oversize leopard-print wrap coat with structural shoulders and matching slouchy boots in N.Y.C.

in a gray sweater, blue floral-print pants and black sandals at the Boston Calling Music Festival in Boston.

in a white Cinq à Sept day dress with yellow floral print at DuJour's Annual Memorial Day Kick-Off Party in Montauk, New York.

in a printed gold jacket with matching pants at the Monaco Grand Prix in Monaco.

in a completely-sheer black dress with black bra top and high-waited bottoms underneath at the Christian Dior Couture Spring/Summer 2019 cruise collection show in Chantilly, France.