Sienna Miller | Entertainment News, Photos, and Videos

Sienna Miller attends the Moet & Chandon Etoile Award Ceremony at the Park Lane Hotel on Monday (September 19) in London, England.

The 29-year-old British actress met up with famed fashion photographer Mario Testino, who was honored at the event for his contribution to cultural society.

Also pictured at the black tie event: model and newlywed Kate Moss.

Earlier in the day, Sienna sat front row at the Burberry Prorsum show.

She also attended Matthew Williamson‘s presentation during London Fashion Week.

10+ pictures inside of Sienna Miller, Kate Moss, and Mario Testino at the Moet & Chandon Awards…
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Sienna Miller sits front row at the Matthew Williamson presentation during London Fashion Week on Sunday (September 18) in London, England.

The 29-year-old actress checked out the latest from the line at the Tate Modern, where she was joined by fellow Brit Poppy Delevigne.

PHOTOS: Check out the latest pics of Sienna Miller

Sienna recently made a trip to Ethiopia with the International Medical Corps, where she helped raise awareness about the famine in East Africa.

Sienna and her older sis, Savannah, also recently released their Twenty8Twelve look book – check it out if you haven’t seen it yet!
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Sienna Miller strikes a pose in this photo from the Twenty8Twelve look book.

Nylon got a first look at the 29-year-old British actress modeling the latest pieces from the clothing line, which she works on with older sis Savannah.

One of the brand’s newest additions: a pair of jeans that are both skinny and flared!

FYI: Sienna has donated a pair of shoes to the Small Steps Project, a charity aimed to raise awareness and help children working on some of the world’s biggest landfills.

Heels from Sarah Jessica Parker, Rachel Weisz, Kristen Davis, and other celebs will also be auctioned off at the Royal Society of Medicine on Oct. 12 as well as an online auction.

For more sneak peeks of the new Twenty8Twelve collection, check out NylonMag.com!

Tom Sturridge wraps his arm around Sienna Miller as the couple goes for a walk on Tuesday (August 23) in London, England.

The happy couple munched on Mexican fare at a restaurant in Hampstead.

PHOTOS: Check out the latest pics of Sienna Miller

Tom, 25, will hit the big screen next year in an adaptation of the classic Jack Kerouac book On The Road. He’ll star opposite Kirsten Dunst, Kristen Stewart, and Garrett Hedlund in the project.

Meanwhile, Sienna will star opposite Billy Zane in the upcoming film Two Jacks, due out later this year.

FYI: Sienna is wearing a Twenty8Twelve Jacob parka.

Sienna Miller (in a Tucker dress) and her new beau Tom Sturridge pick up a twelve pack of Miller High Life beer on Wednesday (June 29) in Chicago, Ill.

The evening before, the 29-year-old actress and the 25-year-old actor caught a performance of the Broadway bound play Chinglish at the Goodman Theatre.

Sienna is currently in Chicago preparing for her role in the film Just Like a Woman.

The film is about a Chicago housewife who transforms into a belly dancing teacher who enters a dancing competition in Las Vegas.

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Sienna Miller flashes a smile at the Ralph Lauren Wimbledon Party on Tuesday (June 21) in London, England.

The 29-year-old British actress attended the bash, which was held at the Ralph Lauren store in Brompton Road, with her older sis Savannah.

Earlier this month, Sienna and her new beau, Tom Sturridge, enjoyed a night out with his On the Road co-star, Kristen Stewart.

Sienna and Tom also traveled to Paris to watch the men’s final during the French Open.

FYI: Sienna is wearing Ralph Lauren.

Sienna Miller exits the stage door of the Theatre Royal Haymarket and waves to a friend on Thursday (June 9) in London, England.

The 29-year-old British actress is set to close her hit London play, Flare Path, on Saturday (June 11) after a successful run.

Sienna and her new beau Tom Sturridge have been spotted out and about quite a bit together!

Earlier this week, the twosome took in a post Flare Path meal with Tom‘s On The Road co-star Kristen Stewart in London.

Earlier this month, Sienna and Tom also enjoyed a tennis match at the French Open.

FYI: Sienna is wearing 7 For All Mankind “Josefina” jeans in Bleecker Vintage.