They are among the modelling industry's most in-demand stars.
Gigi, 26, looked stunning in a black bra top and mini skirt for the show while during the rehearsals she wore a yellow open shirt and leather trousers which highlighted her toned midriff.
The star also sported a matching pair of trousers while she added height to her frame with silver boots.
Styling her brunette locks into a ponytail, Gigi added to her outfit with a black handbag and a pair of sunglasses.
Accentuating her beauty with a light pallet of makeup, Gigi completed her look with a light blue headband.
The model was also spotted making her way to the rehearsal session where she donned a pair of black leopard print shoes and a cream face mask.
Wow: During the show, Gigi also sported a pair of eye-catching silver sandals and a light pallet of makeup
Incredible: Gigi looked nothing short of sensational as she led the models strutting their stuff down the runway
Stars: Other models in the show included Adut Aklech (far left) and Joan Smalls (centre left)
Irina, 35, showed off her modelling skills as she took to the runway in a crisp white open shirt.
The Russian beauty also sported black trousers and a matching pair of shoes as she prepared for the show.
Letting her tresses fall loose down her shoulders, she also wore a light blue feathered piece in her hair.
Meanwhile, Gigi's younger brother Anwar Hadid was seen on an outing in New York City on Wednesday.
The youngest member of the Hadid family sported a dark grey printed T-shirt and a matching pair of jeans.
Runway: Gigi, 26, donned a cream open shirt for the rehearsal day which highlighted her toned midriff
Strut: The Russian beauty also sported black trousers and a matching pair of shoes as she prepared for the show
Looking good: Gigi was seen out on a stroll as she made her way to the runway rehearsal
Casual: The star also sported a matching pair of trousers and black leopard