Happy Birth Day!!! 'Let the birthday festivities begin Vegas!' White hot Kim Kardashian shows off her cleavage in VERY low cut lace as she kicks off her party

Never one to do anything in halves, Kim Kardashian went all-out for her 33rd birthday party and made the most of her eye-popping post-pregnancy figure.
The reality star was in Las Vegas for her extravagant bash on Friday night, four days after her actual birthday.
'Let the bday festivities begin Vega$' the Keeping Up With The Kardashians star tweeted to kick off the party, along with a photo of herself in a cleavage-enhancing white lace dress.

Belle of the ball: Kim Kardashian looked stunning in her choice of outfit as she celebrated her 33rd birthday at TAO Nightclub at The Venetian Resort Hotel and Casino, Las Vegas

Sister act: Khloe Kardashian, Kim Kardashian and Kourtney Kardashian arrive at the Tao Nightclub at The Venetian Las Vegas to celebrate Kim Kardashian's 33rd birthday on Friday

You can tell she was the birthday girl! Not wanting to be upstaged, Kim dazzled in a white lace bustier and pencil skirt, to accentuate her famous curvacious figure

Happy couple: Kim Kardashian and Kanye West arrived together, which Kanye dressed in an eye-catching red blazer for the occasion

The look of love: Kanye West looks down at Kim with adoration at her birthday party

Me and my man: Kanye West and Kim Kardashian got engaged earlier this week on the reality TV star's actual birthday

Meet the family: Kris Jenner, Kim Kardashian, Kourtney Kardashian and Khloe Kardashian pose together to celebrate Kim's 33rd birthday

The corset-style top pushed the new mother's already large breasts up even more, as she stared demurely into the camera.
Joining the birthday girl were sister Kourtney Kardashian, and entourage Naya Rivera, Robin Antin, and new best friend, Blac Chyna.
While Kim's actual birthday will be hard to beat, with Kanye West getting down on bended knee and proposing, nevertheless the reality star is dragging out the celebrations with her official party at Tao in Sin City.

That's how to celebrate a birthday! Kim poses alongside her four-tier birthday cake and the Tao girls

Make a wish: Kim Kardashian poses seductively as she blows out the candles on her birthday cake

'Let the birthday festivities begin, Vega$' Kim Kardashian shows off her cleavage in a white lace dress as she kicks off her party

Looking good: Kanye West and Kim Kardashian both made sure to dress up for the special occasion surrounded by their friends and family

A reason to celebrate: Kim Kardashian and Kanye West only got engaged to each other this week on Kim's actual birthday, but they still had to throw a big party to celebrate the special day

Tired much? Kanye looked a little sleepy after only just arriving at the venue in Las Vegas, but he is however currency performing in a world tour

Uninterested? Kanye West crossed his arms over his waist as he was surrounded by fans wanted to take a snap of the star at The Venetian Resort Hotel and Casino

Give us a cuddle: Kanye looked as if he was so sleepy he was resting his head on Kim's chest in a darkened corner of the nightclub

It timed perfectly with Kanye's concert at the MGM Grand Garden Arena, and the aspiring fashion designer met one of her professional idols backstage at the show.
'Yeezus time with Franca Sozzani,' Kim tweeted, as she posed with the editor-in-chief of Vogue Italia.
It wasn't just the youngsters who were excited to hit the famous Vegas Strip. Kim's mother, Kris Jenner tweeted a photo that night showing the stage that was set for her future son-in-law's show.

Mum and me: Kris put her hand on Kim's shoulder and looksed full of pride at the spectacular shindig

Leather lady: Kris Jenner opted for an all-black leather look for her daughter's birthday party, complete with a knee-high dress, biker jacket and ankle boots

Just me! Kris pulls an excited face behind her daughter who appears calm and serene at her big birthday bash

All in black: Khloe and Kourtney Kardashian both opted for black along with their mother, Kris, unlike Kim who wore a stunning white outfit

'YEEZUS....Tonight. Vegas. BRACE YOURSELF. #unstoppable #KanyeWest,' the momager messaged to all her followers.
As for the contraversial name of his current tour that features Kendrick Lamar, West denies that didn't do it to intentionally cause a stir.
'I don’t do anything for the sake of controversy. I don’t do anything for the sake of publicity,' he told San Francisco radio station 99.7 NOW earlier this week.