Nights in 黒人／ボイコット satin! Kourtney Kardashian turns 長，率いるs in striking outfit at Jonathan Cheban's birthday dinner

By Iona Kirby For Dailymail.com

Published: | Updated:

The 決裂／故障 of her 関係 with Scott Disick has been the 焦点（を合わせる） of much of the eleventh season of Keeping Up With The Kardashians.

And all 注目する，もくろむs were on Kourtney Kardashian once again on Sunday as she went out for dinner with her sisters and mother after the show's season finale.

The 36-year-old was helping Kim's best friend Jonathan Cheban to celebrate his birthday at celebrity hotspot Nobu in Malibu.

Turning heads: Kourtney Kardashian cut a glamorous figure at Jonathan Cheban's birthday dinner at Nobu in Malibu on Sunday

Turning 長，率いるs: Kourtney Kardashian 削減（する） a glamorous 人物／姿／数字 at Jonathan Cheban's birthday dinner at Nobu in Malibu on Sunday

Kourtney showed off her unique style in a long 黒人／ボイコット satin coat and matching wide-脚 trousers, while still 陳列する，発揮するing some of her slender 人物／姿／数字 thanks to a tight 戦車／タンク 最高の，を越す.

The reality 星／主役にする 完全にするd her all-黒人／ボイコット outfit with high heeled pumps and a clutch 捕らえる、獲得する.

She styled her raven locks poker straight and sported shiny pink lip gloss and a touch of smoky 注目する，もくろむ make-up.

Although Kourtney was turning 長，率いるs, her younger sister Kim made sure she grabbed plenty of attention in a leather jacket with pictures of her 直面する plastered on it.

See more on Kourtney Kardashian as she turns 長，率いるs at Jonathan Cheban's birthday

Striking style: The 36-year-old wore a black satin coat and matching trousers, along with a tight black tank top

Striking style: The 36-year-old wore a 黒人／ボイコット satin coat and matching trousers, along with a tight 黒人／ボイコット 戦車／タンク 最高の，を越す

Simple accessories: Kourtney also sported high heeled pumps and carried a clutch back

Simple 従犯者s: Kourtney also sported high heeled pumps and carried a clutch 支援する

Finishing touches: The reality 星／主役にする wore pink lip gloss and smoky 注目する，もくろむ make-up, and styled her hair straight

The 35-year-old new mom also wore a 人物／姿／数字-hugging 黒人／ボイコット dress with matching fishnets and heels, while Khloe, 31, looked chic in 黒人／ボイコット leather trousers and a white blazer.

Kylie Jenner was there too, 選ぶing for a more casual look in a brown fur coat over a 黒人／ボイコット 刈る 最高の，を越す, leather trousers and high-最高の，を越す trainers.?

The 星／主役にするs' mother Kris Jenner was also in 出席, dressed in ripped 黒人／ボイコット ジーンズs, a matching blazer and white shirt.

Check me out: Kim wore a leather jacket with her face printed across it for the party

Check me out: Kim wore a leather jacket with her 直面する printed across it for the party

Mamma mia: The new mom also sported a tight black dress, matching fishnets and high heels
Mamma mia: The new mom also sported a tight black dress, matching fishnets and high heels

Mamma mia: The new mom also sported a tight 黒人／ボイコット dress, matching fishnets and high heels

Taking the plunge: Khloe meanwhile picked a slick look in a low-cut white blazer and black leather trousers

Taking the 急落（する），激減（する）: Khloe 一方／合間 選ぶd a 悪賢い look in a low-削減（する） white blazer and 黒人／ボイコット leather trousers

To 示す Jonathan's birthday, Kourtney 地位，任命するd a GIF which showed her slapping him 一連の会議、交渉／完成する the 直面する, and Kim looking shocked.

Along with it, she wrote: 'We've come a LONG way @jonathancheban !Happy birthday May we laugh until we cry for the 残り／休憩（する） of our lives,Love you!'

一方／合間, during Sunday's season finale, Kourtney was seen telling Jonathan and Kim that she was going to therapy with Scott once a week.?

All-out glamour: The 31-year-old finished off her ensemble with lashings of scarlet lipstick

All-out glamour: The 31-year-old finished off her ensemble with lashings of scarlet lipstick

Keeping it casual: Meanwhile Kylie Jenner was a little more dressed down in a crop top, fur coat, leather trousers and high-top trainers
Keeping it casual: Meanwhile Kylie Jenner was a little more dressed down in a crop top, fur coat, leather trousers and high-top trainers

Keeping it casual: 一方／合間 Kylie Jenner was a little more dressed 負かす／撃墜する in a 刈る 最高の，を越す, fur coat, leather trousers and high-最高の，を越す trainers?

However, the 星／主役にする explained that this is for the sake of their children and doesn't mean they are?planning on getting 支援する together, 追加するing: 'I want to have a relation ship with him my whole life.'?

Kourtney also 認める that she didn't 'know how to be' around her ex when they saw each other after he 完全にするd 治療 in rehab.

Kourtney and Scott 分裂（する） in July after nine years and three children together: Mason, six, Penelope, three, and 14-month-old 統治する.?

Her favourite look: Kris Jenner went androgynous in ripped jeans, a black blazer and white shirt

Her favourite look: Kris Jenner went androgynous in ripped ジーンズs, a 黒人／ボイコット blazer and white shirt

Date night: The 60-year-old momager was joined by her toyboy lover Corey Gamble

Date night: The 60-year-old momager was joined by her toyboy lover Corey 賭事

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