Model Christine Teigen attends the 2014 Billboard Music Awards at the MGM Grand Garden Arena on May 18, 2014 in Las Vegas, Nevada. (Photo by Kevin Mazur/Billboard Awards 2014/WireImage)
A model poses in front of the new Lamborghini Huracan during the media day of the 84th Geneva International Motor Show, Switzerland, Tuesday, March 4, 2014. (Photo by Laurent Cipriani/AP Photo)
A glamour model Lacey Banghard attends a photocall for PETA to encourage pet owners to have their cats and dogs sterilised at Picadilly Circus on January 22, 2013 in London, England. (Photo by Ben Pruchnie)
Models are filmed walking backstage before the Victoria's Secret Fashion Show in the Manhattan borough of New York November 10, 2015. (Photo by Carlo Allegri/Reuters)
A model presents a creation from the Betsey Johnson Spring/Summer 2016 collection during New York Fashion Week in New York, September 11, 2015. (Photo by Andrew Kelly/Reuters)
A model uses a hat to cover her face as stylists apply hairspray backstage before the Ashish Spring/Summer 2016 collection during London Fashion Week in London, Britain September 22, 2015. (Photo by Suzanne Plunkett/Reuters)
A model takes selfie with mobile phone as she presents a creation from the Dolce & Gabbana Spring/Summer 2016 collection during Milan Fashion Week in Italy, September 27, 2015. (Photo by Stefano Rellandini/Reuters)
Heidi Klum direct a photoshoot for “Germany's Next Top Model” on set filming on Hollywood Boulevard, Los Angeles, USA on January 25, 2017. (Photo by Splash News and Picture)