Celeb Spotter 002: Bella Hadid and Kendall Jenner take Paris Fashion Week

Celebrities took over Park City, Utah this week for the beginning of the 2017 Sundance Film Festival, while the world's top models descended upon Paris for Haute Couture Fashion Week.

Bella Hadid and Kendall Jenner were buddy-buddy during the week, rocking a variety of '90s-inspired street style looks that gave us some serious outfit inspo.

SEE ALSO: Sundance Film Festival 2017: Celebrity sightings

Meanwhile, Gigi Hadid was back at home in New York City with her boyfriend Zayn Malik, and she donned a couple of her own memorable street style looks, including a sweatshirt from Khloe Kardashian's Good American line.

Fellow former One Directioner Louis Tomlinson was also in New York City, as were stars like Kelly Rowland, Rod Stewart and Nicky Hilton.

SEE ALSO: Sundance Film Festival 2017: Weekend 1 diary

Check out all of our favorite celebrity sightings from this week below:

Celeb Spotter 002: Bella and Kendall take Paris
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Celeb Spotter 002: Bella and Kendall take Paris
Natalie Portman had a little message for Donald Trump while taking a stroll in LA. (Photo by BG015/Bauer-Griffin/GC Images)
Rod Stewart wore some super fun pants to a taping of the "Today Show" on Wednesday. (Photo by Ray Tamarra/GC Images)
Kendall Jenner and Bella Hadid were all about the '90s style while out in Paris this week. (Photo by Marc Piasecki/GC Images)
Kelly Rowland leaves the "Today Show" looking absolutely flawless on Wednesday morning. (Photo by Ray Tamarra/GC Images)
Sofia Richie channeled the glory days of her new BFF, Paris Hilton, while leading Fred Segal on Thursday. (Photo by BG002/Bauer-Griffin/GC Images)
Zayn Malik is seen leaving girlfriend Gigi HAdid's apartment on Thursday in New York City. (Photo by Alo Ceballos/GC Images)
Sarah Paulson, Rihanna and Sandra Bullock filmed an epic-looking scene for "Ocean's 8" in NYC this week. (Photo by Robert Kamau/GC Images)
Hailey Baldwin flaunted her amazing legs in a tight leather skirt while out and about in L.A. this week. (Photo by wowcelebritytv/Bauer-Griffin/GC Images)
Rami Malek traveled in a sleek, all-black look this week. (Photo by starzfly/Bauer-Griffin/GC Images)
Bella Hadid rocked some over-the-knee boots while leaving the Chanel Fashion Show during Paris Fashion Week: Haute Couture F/W 2017-2018. (Photo by Jacopo Raule/Getty Images)
Kesha was a fashion disaster this week at LAX. (Photo by starzfly/Bauer-Griffin/GC Images)
Gigi Hadid kept it casual during an outing to grab some art supplies at Blick. (Photo by Ray Tamarra/GC Images)
Nelly Furtado rocked a shorter new 'do while out and about in NYC on Friday. (Photo by Raymond Hall/GC Images)
Nicky Hilton celebrates hump day in NYC with a fun "Wednesday" sweater while talking her baby for a stroll. (Photo by Raymond Hall/GC Images)
Paris Hilton strikes a pose the Arts Club on Wednesday night in London. (Photo by Mark Milan/GC Images)
Celebrity host and fitness expert, Brooke Burke-Charvet, teaching an exclusive pelvic fitness class, sponsored by Poise brand at The Midtown Loft on January 25, 2017 in New York City. (Photo credit: Mike Coppola / Getty Images for Poise brand)
Niall Horan was his usual, smiley self at the Larry King Salon Launch in London on Wednesday. (Photo by Mark Milan/GC Images)
Eva Longoria was chic as ever while out and about in Los Angeles on Wednesday. (Photo by SMXRF/Star Max/GC Images)
Kate Bosworth putting your travel outfits to shame while arriving at LAX on Wednesday in a fur vest. (Photo by starzfly/Bauer-Griffin/GC Images)
Kendall Jenner arrives at LAX in a matching sweatsuit after flying back from Paris Fashion Week. (Photo by starzfly/Bauer-Griffin/GC Images)
Louis Tomlinson took a smoke break in NYC on Wednesday. (Photo by Robert Kamau/GC Images)
Paris Hilton channeled her inner biker while leaving the Mayfair Hotel in London on Tuesday. (Photo by Mark Robert Milan/GC Images)
A very pregnant Natalie Portman talks a stroll in Los Angeles after receiving a nomination for the Best Actress Oscar for her turn in "Jackie." (Photo by BG005/Bauer-Griffin/GC Images)
Salma Hayek was the epitome of aprés ski at Sundance Film Festival this week. (Photo by David Becker/GC Images)
Gig Hadid walks in the rain in NYC on Tuesday. (Photo by Raymond Hall/GC Images)
Ali Larter looked gorgeous as she struck a pose on the streets of SoHo. (Photo by NCP/Star Max/GC Images)
Paris Hilton, always ready for the cameras, was photographed again in London this week. (Photo by Mark Robert Milan/GC Images)

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