Cover Margot Robbie wears Chanel at the 92nd Annual Academy Awards (Photo by Kevin Mazur/Getty Images)

Hollywood's biggest stars, including Kelly Marie Tran, Sandra Oh and Siqi Song, took over the Oscars 2020 red carpet in their best gowns designed by some of the most sought-after designers in the fashion industry. Read on to see which celebrities showed up in the best dresses at the 2020 Academy Awards—and take note for your next black tie event:

Sandra Oh wears Elie Saab at the Oscars 2020

Kelly Marie Tran wears a Schiaparelli gown and Graziela jewellery at the Oscars 2020

Siqi Song at the Oscars 2020

Lily Singh wears Adeam at the Oscars 2020

Janelle Monáe wears Ralph Lauren at the Oscars 2020

Brie Larson wears Celine at the Oscars 2020

Scarlett Johansson

Margot Robbie wears Chanel at the Oscars 2020

Florence Pugh wears Louis Vuitton at the Oscars 2020

Charlize Theron wears Dior Haute Couture at the Oscars 2020

Regina King wears Versace at the Oscars 2020

Cynthia Erivo wears Atelier Versace at the Oscars 2020

Billy Porter wears Giles Deacon at the Oscars 2020

Billie Eilish wears Chanel at the Oscars 2020