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NEW YORK, NY - MAY 01: Cassie attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City. (Photo by Venturelli/WireImage)

NEW YORK, NY - MAY 01:  Cassie  attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City.  (Photo by Venturelli/WireImage)

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NEW YORK, NY - MAY 01: Cassie attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City. (Photo by Venturelli/WireImage)

NEW YORK, NY - MAY 01:  Cassie  attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City.  (Photo by Venturelli/WireImage)

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NEW YORK, NY - MAY 01: Rihanna attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City. (Photo by Rabbani and Solimene Photography/Getty Images)

NEW YORK, NY - MAY 01:  Rihanna attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City.  (Photo by Rabbani and Solimene Photography/Getty Images)

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NEW YORK, NY - MAY 01: Jennifer Lopez attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City. (Photo by Rabbani and Solimene Photography/Getty Images)

NEW YORK, NY - MAY 01:  Jennifer Lopez attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City.  (Photo by Rabbani and Solimene Photography/Getty Images)

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NEW YORK, NY - MAY 01: Kendall Jenner attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City. (Photo by Rabbani and Solimene Photography/Getty Images)

NEW YORK, NY - MAY 01:  Kendall Jenner attends 'Rei Kawakubo/Comme des Garcons: Art Of The In-Between' Costume Institute Gala - Arrivals at Metropolitan Museum of Art on May 1, 2017 in New York City.  (Photo by Rabbani and Solimene Photography/Getty Images)