Kendall Jenner attends Harper's Bazaar's celebration of "ICONS By Carine Roitfeld"on September 9, 2016 in New York City. (Photo by Dimitrios Kambouris/Getty Images for Harper's Bazaar)
Kendall Jenner arrives at the Costume Institute Benefit at The Metropolitan Museum of Art May 2, 2016 in New York. (Photo TIMOTHY A. CLARY/AFP/Getty Images)
Kendall Jenner attends the British Fashion Awards at London Coliseum on December 1, 2014 in London, England. (Photo by Pascal Le Segretain/Getty Images)
Kendall Jenner at the 69th annual Cannes Film Festival at Magnum Beach on May 12, 2016 in Cannes, France. (Photo by Andreas Rentz/Getty Images)
Kendall Jenner poses as she arrives for the amfAR 22st Annual Cinema Against AIDS during the 68th Cannes Film Festival at Hotel du Cap-Eden-Roc in Cap d'Antibes, southern France, on May 21, 2015. (Photo VALERY HACHE/AFP/Getty Images)
Kendall and Kylie Jenner celebrate Kendall + Kylie Collection at Nordstrom private luncheon at Chateau Marmont on March 24, 2016 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)
Kendall Jenner walks the runway at the Diane Von Furstenberg Spring 2016 fashion show during New York Fashion Week at Spring Studios on September 13, 2015 in New York City. (Photo by JP Yim/Getty Images)
Kendall Jenner attends the 2014 American Music Awards at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)
Kendall Jenner attends the 2015 amfAR New York Gala at Cipriani Wall Street on February 11, 2015 in New York City. (Photo by Larry Busacca/Getty Images)
Kendall Jenner attends the 2015 amfAR New York Gala at Cipriani Wall Street on February 11, 2015 in New York City. (Photo by Larry Busacca/Getty Images)
Kendall Jenner attends the "China: Through The Looking Glass" Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)
Kendall Jenner attends the 2015 Billboard Music Awards at MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)
Kendall Jenner attends the 2015 Billboard Music Awards at MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)
Kendall Jenner attends the 2015 Fragrance Foundation Awards at Alice Tully Hall at Lincoln Center on June 17, 2015 in New York City. (Photo by Michael Loccisano/Getty Images for Fragrance Foundation)
Kendell Jenner Celebrates The Launch Of The New Estee Lauder Fragrance Modern Muse Le Rouge at Macy's Herald Square on September 18, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)
Kendall Jenner attends the 2014 Billboard Music Awards at the MGM Grand Garden Arena on May 18, 2014 in Las Vegas, Nevada. (Photo by Frazer Harrison/Getty Images)
Kendall Jenner attends the BALMAIN X H&M Collection Launch at 23 Wall Street on October 20, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images for H&M)
Kendall Jenner poses backstage at the BALMAIN X H&M Collection Launch at 23 Wall Street on October 20, 2015 in New York City. (Photo by Slaven Vlasic/Getty Images for H&M)
Model Kendall Jenner attends the 2015 American Music Awards at Microsoft Theater on November 22, 2015 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)
Model Kendall Jenner attends the 2015 American Music Awards at Microsoft Theater on November 22, 2015 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)
Kendall Jenner kicks off the launch of The Estee Edit By Estee Lauder at Sephora Fifth Avenue on March 22, 2016 in New York City. (Photo by Dimitrios Kambouris/Getty Images for Estee Lauder)
Kendall Jenner attends the "From The Land Of The Moon (Mal De Pierres)" premiere during the 69th annual Cannes Film Festival at the Palais des Festivals on May 15, 2016 in Cannes, France. (Photo by Pascal Le Segretain/Getty Images)
Kendall Jenner attends a launch party for the Kendall + Kylie fashion line at TopShop on June 3, 2015 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)
Kendall Jenner turns 21: Her 21 best looks