Portman rocks a tux for Vox Lux...

PROVING that a sharp suit is all you need sometimes, Natalie Portman was all business at the premiere of her upcoming movie, Vox Lux, in Hollywood.

The 37-year-old actress opted for a plunging trouser suit from Dior 2019 couture collection. She teamed the tuxedu-style suit with black sandals,sleek hair and a red lipstick for a tres chic look.