Chappell Roan made a grand entrance at her first Grammys. The singer stepped out on the red carpet, wearing a yellow corset ball gown by Jean Paul Gaultier with Degas dancers printed on it.

Of course, the most eye-catching part of her ensemble was her silver corset, giving her a drastically ... Charles Frederick Worth silk satin ball gown — that span more than 400 years of history.

Eilish switched up her signature grunge-inspired style in a major way, arriving in a peach Oscar de la Renta corset ball gown with off-the-shoulder tulle details and a long train flowing behind her.