Sexy Red Prom Dresses 2020 A Line Princess Spaghetti Straps Sleeveless Glitter Polyester No notes! Margot Robbie looked flawless in her black and red Schiaparelli gown at the Wuthering Heights world premiere in LA. The actress perfectly accessorised her look with the $8 million Taj Mahal La Femme Backless Long Prom Dress with Front Knot Black 8 Margot Robbie Wore a Stunning Red Corset Minidress in London Long Prom Dresses for 2026 Tagged "red" Mia Bella Couture