Bella Hadid slayed it in a red silk custom Alexandre Vauthier Couture gown at the premiere of “The Unknown Girl” during the Cannes Film Festival Wednesday. She made headlines in the daring gown, which will reportedly go down in Cannes history as one of the most iconic gowns. The in-demand model’s stylist Elizabeth Sulcer is responsible for the 19-year-old’s Internet-breaking look and several other looks at Cannes.

The model put on a daring display of skin in the racy number that showed off her cleavage, toned arms and legs. Bella’s gown is a custom creation from the designer’s haute couture Look 34. The show-stopping gown featured a wrap-around detailing, spaghetti halterneck, bias cut, a slinky skirt with a long train and a thigh-baring split.

The bodice of the gown also featured a dangerously plunging neckline that left little to the imagination. Bella’s stylist for the first time made a shocking revelation about what the model wore underneath the gown. Sulcer said the “dress has a built-in silk bodysuit.”

She added that for such type of looks “top-stick [tape] is always a good idea and practice made things perfect. They wanted to create a beautiful and iconic dress in collaboration with Alexandre Vautheir and that every aspect of the gown was planned, the stylist said talking about how they decided on the red dress. She added that while fittings they considered everything about the dress like how it looked when Bella would pose and also when she moved.

“Bella is smart and confident, and we knew she could wear that dress,” said Sulcer, said talking to Vanity Fair. Besides, the stylist added that they were “very focused on the present moment, and so happy that this is having a lasting impact.” Sulcer said they had many other “stop-the-press” for Bella at Cannes.

The beauty accessorized with a pair of teardrop shaped earrings and a chunky diamond bracelet. She also wore a purple gemstone and diamond ring all by Swiss luxury jeweller De Grisogono. Bella paired her ensemble with black strappy sandals from Giuseppe Zanotti Design.