Sienna Miller puts on a leggy 陳列する,発揮する in a green suede 小型の dress as she joins her boyfriend Oli Green for Anna Wintour's pre-Met 祝祭 dinner in NYC

She welcoming her second child just four months ago.

And Sienna Miller proudly showed off her 地位,任命する-baby 人物/姿/数字 as she 長,率いるd to Anna Wintour's pre-Met 祝祭 dinner with her boyfriend Oli Green on Sunday night.

The actress, 42, flaunted her endless pins in a green suede 小型の dress as she 長,率いるd to the party at Anna's swanky apartment in the Big Apple.

Sienna's tiny dress was adorned with oversized white lily 詳細(に述べる)ing, and she accessorised with sheer tights and white pointed-toe heels, while Oli wore a Dunhill 控訴.?

Sienna was の中で a slew of big 指名するs who arrived at Anna's apartment for the occasion,?with 星/主役にするs 含むing Zendaya and Jennifer Lopez also in 出席.

Sienna Miller proudly showed off her post-baby figure in a green mini dress as she headed to Anna Wintour 's pre-Met Gala dinner with her boyfriend Oli Green on Sunday night

Sienna Miller proudly showed off her 地位,任命する-baby 人物/姿/数字 in a green 小型の dress as she 長,率いるd to Anna Wintour 's pre-Met 祝祭 dinner with her boyfriend Oli Green on Sunday night

The actress flaunted her endless pins in a green suede mini dress as she headed to the party at Anna's swanky apartment in the Big Apple

The actress flaunted her endless pins in a green suede 小型の dress as she 長,率いるd to the party at Anna's swanky apartment in the Big Apple

Sienna's tiny dress boasted white bow detailing, and she accessorised with sheer tights and white pointed-toe heels

Sienna's tiny dress 誇るd white 屈服する 詳細(に述べる)ing, and she accessorised with sheer tights and white pointed-toe heels

She and her?boyfriend Oli, welcomed their first child together, a baby girl, in January. Sienna also has a daughter Marlowe,?10.?

The 衣装 学校/設ける's spring 展示 落ちるs on the first Monday in May every year and is held at?New York City's 主要都市の Museum of Art.

This year the event is 肩書を与えるd Sleeping Beauties: Reawakening Fashion while the dress code is The Garden of Time.

The honourary 議長,司会を務めるs for the evening are Loewe creative director Jonathan Anderson and TikTok CEO Shou Zi Chew.

'This year's co-議長,司会を務めるs 反映する a variety of career 業績/成就s, and all have 際立った style histories with the Met 祝祭,' Vogue 株d.

The showcase will feature だいたい 2 50 items drawn from The 衣装 学校/設ける's 永久の collection - with many of the pieces too 壊れやすい to ever be worn again.

The pieces will all be 陳列する,発揮するd using elements such as AI, GCI, and more while playing up 主題s of land, sea, and sky.

'It is very much an ode to nature and the emotional poetics of fashion,' said Andrew Bolton, Wendy Yu Curator in 告発(する),告訴(する)/料金 of The 衣装 学校/設ける, of the 近づいている 展示.

It comes just four months after Sienna welcoming her second child
She stunned in the eye-catching green mini dress

Just four months after welco ming her second child, Sienna stunned in the 注目する,もくろむ-catching green 小型の dress

The actress' glamorous look comes as the fashion world counts down to the star-studded Met Gala, which takes place on Monday night

The actress' glamorous look comes as the fashion world counts 負かす/撃墜する to the 星/主役にする-studded Met 祝祭, which takes place on Monday night

Sienna beamed as she arrived for Anna's annual pre-party with her boyfriend in tow

Sienna beamed as she arrived for Anna's 年次の pre-party with her boyfriend in 牽引する

She and her boyfriend Oli , welcomed their first child together, a baby girl, in January. Sienna also has a daughter Marlowe, 10

She and her boyfriend Oli , welcomed their first child together, a baby girl, in January. Sienna also has a daughter Marlowe, 10

The Costume Institute's spring exhibition falls on the first Monday in May every year and is held at New York City 's Metropolitan Museum of Art

The 衣装 学校/設ける's spring 展示 落ちるs on the first Monday in May every year and is held at New York City 's 主要都市の Museum of Art

This year the event is titled Sleeping Beauties: Reawakening Fashion while the dress code is The Garden of Time

This year the event is 肩書を与えるd Sleeping Beauties: Reawakening Fashion while the dress code is The Garden of Time

'One thing I hope this show will 活動させる/戦時編成する is that sensorial 評価 of fashion.'

Guests 推定する/予想するd to …に出席する 含む the Kardashians, Blake Lively, Hailey Bieber, Sarah Jessica Parker and Timothee Chalamet.

Gwendoline Christie, La La Anthony and Ashley Graham are hosting while YouTuber Emma Chamberlain is 推定する/予想するd to interview 星/主役にするs on the red carpet.

Last year's 祝祭 栄誉(を受ける)d late designer Karl Lagerfeld.