Actress Helena Bonham Carter dons a black dress, black ruffled jacket and a red ribbon in her hair to switch on the Christmas lights at Burlington Arcade. Carter arrived at the event Plus Size Black Lace Mermaid Black Lace evening gown with Deep V Neck and Long Sleeves, featuring 3D Floral Applique for Formal Prom and Party Wear Women's Luxe Sueded Mariner Dress Black Small by Marine Layer Glistening Black Long Sleeve Plus size Prom Dress Promfy