July is upon us! The temperatures are heating up and so is the celebrity fashion… on both the good and the bad sides of the spectrum! First up? Marion Cotillard and her disastrous style strikes again! She’s no stranger to miss lists, so we’re not surprised about this bizarre outfit she wore to the “Annette” photocall during the Cannes Film Festival. The Chanel getup included a collared sleeveless top paired with bike shorts and funky two-tone shoes — a puzzling look from head to toe. 

Keep reading to see more of the month’s fashion hits and misses…




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Rihanna rocked the hottest trend in headwear while out in New York City on July 7 — a Prada bucket hat! She added the accessory to her printed tank top and high-waisted belted jeans ensemble and finished things off with white pointy-toe pumps and a white Bottega Veneta bag. 




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Lady in red! Nina Dobrev wowed at the ESPY Awards on July 10 in this slinky red Versace look. The star’s frock, which featured a classic Medusa detail emblazoned on one thin strap, paired perfectly with her golden accessories — a clutch and bronze strappy sandals.




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Sienna Miller‘s striped blue-and-white Ralph Lauren jumpsuit was simply divine — and the perfect outfit for the Polo Ralph Lauren & British Vogue day during the Wimbledon tennis championships at the All England Lawn Tennis and Croquet Club in London on July 5. She added an artfully messy ponytail, a tiny off-white bag and sandals to complete the look.




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This July 6 street style moment from Hailey Bieber wasn’t one of our favorites. The typically stylish model sported an unflattering cap-sleeved crop top and high-waisted plaid trousers with sneakers while running around Beverly Hills.




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Katy Perry arrived at the Louis Vuitton Parfum Dinner during Paris Haute Couture Fashion Week on July 5 in this pretty pale purple number by the brand featuring cap sleeves, an embellished see-through bodice and a ruffled and tiered midi-length skirt. Equally fab? Those thick-strapped pointy-toe heels.




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What’s happening here, Naomi Osaka? The athlete arrived at the 2021 ESPY Awards in New York City on July 10 in this puzzling Louis Vuitton getup. It started with a long-sleeved asymmetrical top half covered in zebra stripes and gave way to a fab tiered green leather miniskirt.




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We adored the sweet black-and-white Prada confection Sydney Sweeney wore to the premiere of “The White Lotus” in Los Angeles on July 7. The strapless design started out in simple white with a Prada logo affixed at the neckline before giving way to a pretty black lace design at the hemline that complemented her black pointy-toe pumps.




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Model Izabel Goulart stepped out during the Cannes Film Festival on July 8 wearing this puzzling ensemble. From the low-slung baggy jeans to the matching tiny bralette and jacket combo to the strange sandals, chunky gold necklace and pale sunnies, we couldn’t find a redeeming element.




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Glam in green! Jessica Chastain wowed at a July 9 Chopard event during the Cannes Film Festival in a spaghetti-strapped Valentino gown with sleek cut-outs at the waist. Let’s take a closer look at her jewelry…




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Jessica Chastain rocked beautiful amethyst jewels by Chopard — earrings and a phenomenal bracelet — for the brand’s July 9 party during the Cannes Film Festival.




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Yikes! Karrueche Tran rocked a halter-style crop top and pants with lace-up details on the red carpet at the PrettyLittleThing Madhouse event in Los Angeles on July 3. That fuzzy top hat didn’t help matters. 




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Travis Scott held it down for men’s street style this month, stepping out in New York City on July 8 in a Dior polo, super distressed jeans and Nikes. 




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Yikes! This Gucci gown Salma Hayek donned at the July 11 Kering Women in Motion Awards during the Cannes Film Festival was a major miss. Her Gucci frock featured a funky double-strap detail and too many blue sequins that ranged from aqua to navy. Next up? A look at her jewels…




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When it came time to add jewels, Salma Hayek did better, selecting dazzling drop earrings and a matching ear cuff.




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“The Real Housewives of Beverly Hills” star Garcelle Beauvais showed how to do summer street style right when she stepped out in Los Angeles on July 7 in this sweet pink-and-white-striped dress with spaghetti straps and ruffled tiers and neutral platform sandals.




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Darling! Bella Hadid stepped out during the Cannes Film Festival in this fun Lanvin number ahead of a Chopard party on July 7. The frock featured a feathered white detail at the neckline that gave way to a fitted short silhouette and made for the perfect party dress. She finished things off with killer Manolo Blahniks with a chain detail and — what else? — Chopard jewelry from the brand’s Precious Lace Collection. Let’s take a closer look…




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Bella Hadid accessorized her Lanvin minidress with show-stopping emerald and diamond earrings from Chopard’s Precious Lace Collection on July 7.




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Giving us an impossibly cool look this month? Candice Swanepoel, who stepped out during the Cannes Film Festival on July 7 wearing silk coordinates from Magda Butrym paired with chunky white sandals. Despite this killer street style moment, she had a disastrous red carpet moment the same week…




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We didn’t love Candice Swanepoel’s ensemble at the July 6 “Annette” premiere during the Cannes Film Festival. Her Etro jumpsuit covered in silver embellishments and feathered details was almost entirely sheer and looked more like a costume than red carpet couture. We were also underwhelmed with the jewelry choices she made to style her look.




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Jenna Coleman arrived at the Polo Ralph Lauren VIP suite during the Wimbledon tennis championships in London on July 9 in this perfect gingham confection. Her short-sleeved belted and collared frock paired perfectly with her complementary white and navy pointy-toe heels.




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Florence Pugh arrived at the Louis Vuitton show during Paris Haute Couture Fashion Week on July 5 in this funky ensemble. Among the mismatched patterns in the jacket, miniskirt and crop top combo, there was only one redeemable element — those cool black-and-silver pointy-toe boots. 




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Jennifer Lopez stepped out in Santa Monica, California, on July 10 in a surprising-for-summer yet sharp look. The superstar rocked a black turtleneck, skinny jeans and denim blue pointy-toe pumps, completing her look with a black Hermes bag.




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Amber Valletta attended the Louis Vuitton Parfum Dinner during Paris Haute Couture Fashion Week on July 5 in this disappointing getup. It started out strong as a strapless gold top, but the strange length of the black pants that gave way to even stranger boots lost us.




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Katy Perry sported this sweet off-the-shoulder floral frock while leaving a restaurant in Paris on July 7. She added black flats and drop earrings to complement the pretty summer look.




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Tinfoil couture! Marion Cotillard donned this one-shouldered Chanel design at the “Annette” premiere during the Cannes Film Festival on July 6 and got mixed fashion reviews. We’re thinking this one’s a miss — thanks largely to the super shiny fabric of the bodice, peplum layer and hemline. 




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The long-sleeved pink plaid minidress that Keke Palmer wore to the PrettyLittleThing Madhouse event in Los Angeles on July 3 was cool and casual with its collar and zipper detail down the front. We love how she added white knee-high boots to finish off this stellar look.




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27/27 SLIDES