Emma Stone Stuns in Burgundy at 'La La Land' London Screening

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Va va voom! Emma Stone is a lady in red!

The 28-year-old stunned in a burgundy ensemble while attending a gala screening for her latest film, La La Land, at Ham Yard Hotel in London, England, on Thursday.

WATCH: Emma Stone and Ryan Gosling Attend Paris ‘La La Land’ Premiere After Historic Golden Globe Wins

Stone brought the heat in a gorgeous silk gown, which she accessorized with strappy black sandals, simple jewelry and a pouty red lip.

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The actress looked perfectly poised while posing alongside co-star Ryan Gosling, who looked handsome in a gray suit.

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WATCH: Emma Stone's Amazing Golden Globe Night: From Freaking Out Over Ex Andrew Garfield's Kiss to Her Awkward Hug

It's been quite a week for the co-stars, who wowed at the Paris premiere of their musical on Tuesday, after sweeping the 2017 Golden Globe Awards on Sunday.

Stone and Gosling both won big at the awards show, winning Best Actress and Best Actor in a Comedy or Musical, respectively.

While Stone continues to promote her film, her ex-boyfriend, Andrew Garfield, seems to be promoting her.

In a new interview with Vanity Fair, Garfield couldn't stop gushing about his former ladylove, calling himself her "biggest fan."

WATCH: Emma Stone Wins First Golden Globe, Gets Standing Ovation From Andrew Garfield

"We care about each other so much, and that's a given, that’s kind of this unconditional thing," he shared. "There's so much love between us and so much respect. I'm her biggest fan as an artist."

See more in the video below.