By Amy Lee
5:27 PM PST, December 20, 2018
Whether they're rocking red carpets or strutting their stylish stuff on the streets, we can't get enough of these stars' fashion statements. Click through the gallery to see the best looks this month.
Michelle Obama
![Michelle Obama glitter boots and Sarah Jessica Parker](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1084779006_0.jpg?width=1024&quality=80)
The former first lady slayed in a silk yellow dress and glittery gold thigh-high boots, both by Balenciaga, at a discussion event for her new book, Becoming, with Sarah Jessica Parker in New York City.
Sandra Bullock
![Sandra Bullock in red at Bird Box premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1074339478.jpg?width=1024&quality=80)
Radiant in red! The Bird Box actress took our breath away in a gorgeous criss-cross, cut-out halter gown with ruffled skirt by Martin Grant at the film's New York City premiere.
Zendaya
![Zendaya in Marc Jacobs feather dress](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1072917548.jpg?width=1024&quality=80)
The actress was a vision in an orange-and-pink feathered dress by Marc Jacobs at the Áme Jewelry launch event in Los Angeles.
Keira Knightley
![Keira Knightley receiving OBE](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1072460964.jpg?width=1024&quality=80)
The British actress received her OBE in a chic yellow-and-pink boucle skirt suit and matching top hat at Buckingham Palace.
Jennifer Lopez
![Jennifer Lopez and Alex Rodriguez at Second Act world premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1072445562.jpg?width=1024&quality=80)
The entertainer made a dramatic entrance in a jaw-dropping pink tulle Giambattista Valli dress with lengthy train at the New York City premiere of her new film, Second Act.
Vanessa Hudgens
![Vanessa Hudgens Second Act premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1072445622.jpg?width=1024&quality=80)
The actress was sweet in a sherbet peach ruffled Marc Jacobs mini, Casadei shoes and Chopard jewelry at the premiere of Second Act in New York City.
Amber Heard
![Amber Heard at LA Aquaman premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1081835806.jpg?width=1024&quality=80)
The Aquaman star was a bombshell in a dark green cut-out, liquid sequin gown by Julien Macdonald at the film's Los Angeles premiere.
Zoe Saldana
![Zoe Saldana at Tamara Mellon opening](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1081278436-web.jpg?width=1024&quality=80)
The Guardians of the Galaxy actress rocked a one-shoulder satin dress and statement belt, both by Chloe, and leopard print Tamara Mellon shoes, to celebrate the opening of the designer's store at L.A.'s Palisades Village.
Emily Blunt
![Emily Blunt at European premiere of Mary Poppins Returns](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1081584840.jpg?width=1024&quality=80)
The Mary Poppins Returns actress was beautiful in blue via a Schiaparelli Haute Couture satin gown at the film's London premiere.
Amy Adams
![Amy Adams at Vice premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1081336932.jpg?width=1024&quality=80)
The actress donned a floaty orange gown at the Los Angeles premiere of Vice.
Gigi Hadid
![Gigi Hadid in all-orange outfit in NYC](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1071834958.jpg?width=1024&quality=80)
The supermodel brightened up the streets of New York City in a monochrome orange ensemble of Ronald Van Der Kemp blouse and pants, topped off with a Moschino coat.
Kaia Gerber
![Kaia Gerber at 2018 fashion awards](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1071199556.jpg?width=1024&quality=80)
The young model made our jaws drop in a metallic, laced and cut-out top and black trouser ensemble at the 2018 British Fashion Awards in London.
Kendall Jenner
![Kendall Jenner at fashion awards 2018](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1071221520.jpg?width=1024&quality=80)
The supermodel wasn't shy about baring skin in an embellished sheer gown by Julien Macdonald at the 2018 British Fashion Awards in London.
Meghan Markle
![Meghan Markle at British Fashion Awards](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1071507372.jpg?width=1024&quality=80)
The Duchess of Sussex made a surprise appearance onstage at the 2018 British Fashion Awards to honor designer Clare Waight Keller, who designed her stunning one-shoulder black gown. Markle couldn't help but cradle her adorable growing baby bump in the form-fitting dress.
Olivia Culpo
![Olivia Culpo at Cult Gaia show](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/1070919414.jpg?width=1024&quality=80)
The fashion influencer and actress attended Cult Gaia's Resort 2019 show at the Frank Gehry Residence in Malibu, wearing the brand's fringe halter dress and gold bag.
Amal Clooney
![Amal Clooney in J.Mendel dress](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1068930696_0.jpg?width=1024&quality=80)
The human rights lawyer held hands with her husband George as she floated in a billowy navy-blue-and-white J. Mendel gown at the United Nations Correspondents Association Awards in New York City.
Kate Bosworth
![Kate Bosworth in pantsuit](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1078159004.jpg?width=1024&quality=80)
The actress was spotted out in New York City, looking absolutely chic in a matching Chloe set with stone embellishments, Azlee jewelry and Hunting Season top-handle bag.
Dakota Johnson
![Dakota Johnson at Marrakech Film Festival](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1069960808.jpg?width=1024&quality=80)
The brunette beauty's sky blue Gucci gown made a statement in the back with its embellished heart and arrow motifs at the Marrakech International Film Festival.
Hailee Steinfeld
![Hailee Steinfeld at Bumblebee premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1080104856.jpg?width=1024&quality=80)
The Bumblebee star rocked an appropriately structured, futuristic wired mini dress by Balmain at the film's Los Angeles premiere.
Laura Harrier
![Laura Harrier at Art Basel](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1068520794.jpg?width=1024&quality=80)
The BlacKkKlansman actress dazzled in a pastel green, ruffled off-the-shoulder jumpsuit by Marc Jacobs at the Bvlgari & Art Production Fund Present Raul De Nieves event during Art Basel in Miami.
Gigi Hadid
![Gigi Hadid at 2019 Pirelli Calendar launch gala](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1068802220.jpg?width=1024&quality=80)
The supermodel was breathtaking in a dark blue structured gown by Zac Posen and decked out in diamonds at the 2019 Pirelli Calendar launch gala in Milan.
Margot Robbie
![Margot Robbie at Mary Queen of Scots premiere in NYC](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1068525794.jpg?width=1024&quality=80)
The Mary Queen of Scots actress was a vision in a romantic cream-colored Chanel dress at the film's New York City premiere.
Diane Kruger
![Diane Kruger at Chanel pre-fall show](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1077539114-web.jpg?width=1024&quality=80)
The blonde beauty stunned in a sheer embellished couture gown by Chanel at its Metiers d'Art Pre-Fall 2019 show in New York City.
Naomie Harris
![Naomie Harris at Mowgli premiere](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1077356612.jpg?width=1024&quality=80)
The British actress was colorful in a printed Dundas plunging dress at the London premiere of Mowgli: Legend of the Jungle.
Kim Kardashian West
![Kim Kardashian at The Cher Show opening](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1077002248.jpg?width=1024&quality=80)
The KKW Beauty mogul was sultry in a gunmetal fringed vintage Versace dress at the Broadway opening of The Cher Show in New York City.
Blake Lively
![Blake Lively at Versace pre-fall show](https://www.etonline.com/sites/default/files/styles/640xh/public/images/2018-12/gettyimages-1076453728.jpg?width=1024&quality=80)
The A Simple Favor actress rocked a silver chainmail mini and voluminous curls at the Versace Pre-Fall 2019 show in New York City.