Lil Nas X wows in gold and crystal at the Met Gala

Actor Timothee Chalamet, singer Billie Eilish and rapper Lil Nas X kicked off a sparkling, youth-inspired Met Gala red carpet on Monday celebrating the best of American fashion.

The invitation-only Met Gala is a fundraising benefit for New York's Metropolitan Museum of Art and also marks the opening of the Costume Institute's annual fashion exhibition which this year is titled "In America: A Lexicon of Fashion."