It was all about celebs' sexy styles in NYC this week!
Gigi Hadid rocked a number of notable ensembles while rounding around in the Big Apple this past week, including a super chic monochromatic look that will go down as one of her best ever. Kim Kardashian also got people talking in a series of sexy takes on "business casual" -- like when she paired a sheer corset with high-waisted slacks!
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Heidi Klum, Katie Holmes and Bella Hadid also all stepped out in memorable looks in New York City this week.
Elsewhere, Celine Dion rocked a stunning patterned number in Paris, where Kristen Stewart and her girlfriend Stella Maxwell were also spotted looking quite fashionable together.
See all of our favorite celebrity sightings of the week in the gallery below:
Celeb Spotter 021: Kim Kardashian and Gigi Hadid rock sexy looks in NYC
Rihanna attended the "Young Fashion Designer": LVMH Prize 2017 Edition in Paris in a white peek-a-boo dress. (Photo by Bertrand Rindoff Petroff/Getty Images)
Kim Kardashian's sheer corset definitely turned heads in NYC. (Photo by James Devaney/GC Images)
Gigi Hadid delivered one of our favorite looks this week with this monochromatic ensemble. (Photo by Gotham/GC Images)
Orlando Bloom brought some precious cargo with him through LAX. (Photo by SMXRF/Star Max/GC Images)
Stella Maxwell and girlfriend Kristen Stewart were spotted in Paris looking incredibly chic together. (Photo by Marc Piasecki/GC Images)
Drew Barrymore stopped by a Walmart in Bentonville, Arkansas, to check out her exclusive line of
(Credit: Wesley Hitt/Getty Images for Walmart)
Scarlett Johansson flashed her 100-watt smile at "The Late Show" in a semi-sheer dress and aviators. (Photo by Jackson Lee/GC Images)
Olivia Munn visits Proactiv’s “Pop This, Not That” pop-up to celebrate the launch of ProactivMD in NYC.
(Credit: Michael Simon)
Bella Hadid channeled the '90s while out and about in New York. (Photo by James Devaney/GC Images)
Carrie Underwood performed an exclusive live set for American Airlines AAdvantage Mastercard cardmembers at The Fillmore in Philadelphia. (Photo by Christopher Polk/Getty Images for Mastercard)
Heidi Klum rocked a sexy LBD during an outing with her adorable children in New York City. (Photo by Robert Kamau/GC Images)
Celine Dion stepped out in Paris in a stunning patterned ensemble. (Photo by Marc Piasecki/GC Images)
Taye Diggs hosted a screening of "The Resiliant Heart" at the LA Film Festival.
(Photo by Rich Polk/Getty Images for for The Valentin Fuster Mount Sinai Foundation for Science, Health & Empowerment)
Pamela Anderson paid yet another visit to her "friend" Julian Assange in London. (Photo by Neil Mockford/GC Images)
Martha Stewart stepped out for the launch of her Martha Stewart Crafts paint line with Michaels at Hudson Studios in NYC.
(Photo by Michael Loccisano/Getty Images for The Michaels Companies)
Sylvester Stallone grabbed dinner with her famously beautiful daughters at Catch LA this week. (Photo by Hollywood To You/Star Max/GC Images)
Katie Holmes delivered one of her best looks ever for the 2017 Fragrance Foundation Awards in NYC. (Photo by James Devaney/GC Images)
Zendaya rocked a shirt dress, cropped tuxedo jacket and jeans while out in London.
(Photo credit should read Anthony Oudot / Barcroft Images / Barcroft Media via Getty Images)
Kim Kardashian went shirtless in a chic, form-fitting suit in New York City. (Photo by Raymond Hall/GC Images)
"Big Little Lies" actress Zoe Kravitz was snapped leaving "Good Morning America" in this unique pink getup. (Photo by Ray Tamarra/GC Images)
Usher was seen out and about in SoHo this week. (Photo by Raymond Hall/GC Images)
Sofia Richie was spotted waiting for valet at Nobu Malibu. (Photo by PG/Bauer-Griffin/GC Images)
Convicited felon and "Dance Moms" star Abby Lee Miller was all smiles while out in LA. (Photo by gotpap/Bauer-Griffin/GC Images)
Gigi Hadid seen flashed her abs in a cropped Nickelodeon sweatshirt while out and about in New York City. (Photo by James Devaney/GC Images)
Former "Real Housewives" star Brandi Glanville rocked sexy thigh-high boots while signing autographs in LA. (Photo by gotpap/Bauer-Griffin/GC Images)
"The Beguiled" actress Kirsten Dunst stepped out in a chic ensemble that showed off her toned legs. (Photo by Gotham/GC Images)
Paul Rudd didn't look too happy to be spotted by the paparazzi in TriBeCa this week. (Photo by Gotham/GC Images)
Reese Witherspoon was spotted on a run in LA. (Photo by BG004/Bauer-Griffin/GC Images)
Internet celebrity Cameron Dallas celebrates the launch of Proactiv’s new system, ProactivMD at the “Pop This, Not That” pop-up exhibit.
(Credit: Michael Simon)
Gigi Hadid carried her dog out of the Tompkins Square Dog Run in New York. (Photo by Raymond Hall/GC Images)
"Orange is the New Black" star Laverne Cox struck a pose in NYC. (Photo by Raymond Hall/GC Images)
Julianne Moore went incognito in New York City this week. (Photo by Robert Kamau/GC Images)
Former One Direction star Liam Payne was photographed arriving in LA this week in a camo ensemble. (Photo by SMXRF/Star Max/GC Images)
Karlie Kloss struck a pose before arriving to the 2017 Fragrance Foundation Awards. (Photo by James Devaney/GC Images)
Jessica Alba spotted a chic, casual look while rounding around in NYC. (Photo by Tal Rubin/GC Images)
Colton Haynes was all smiles as he arrived back in LA after his jaw-dropping Andy Cohen interview. (Photo by starzfly/Bauer-Griffin/GC Images)
Olivia Wilde looked gorgeous arriving for a taping of "The Late Show." (Photo by Gotham/GC Images)
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