But while her first birthday party, held at a restaurant in New York, saw Kim cuddle up to her husband, admit swirling rumours their marriage is on the rocks, the Vegas party saw none of this tactile affection and it was quite clear Kim was there to party.
Second round: Kim Kardashian enjoyed her second birthday party at the Marquee nightclub in Las Vegas with her family and her husband Kris
Gorgeous birthday gal: Kim turned 31 on October 21
The group descended upon Marquee Nightclub at the Cosmopolitan hotel for the evening with Kim dressed to impress in a curve caressing tight white dress.
Happy birthday! The reality star was celebrating her 31st birthday and was presented with a special cake
Joined at the stick: Kim and Kris celebrate at Marquee nightclub inside the Cosmopolitan hotel
Kim teamed the dress with two diamond bangles and added more bling with drop earrings with bauble detail.
Having a great time: Kim was joined by her sister Khloe, Khloe's husband Lamar, her mother Kris, her husband Kris and her friend Mark Ballas
Sharing a joke: The birthday girl was seen giggling with her former Dancing With The Stars partner while Khloe enjoyed some champagne
The group, which included Dancing With The Stars dancer Mark Ballas were seen sipping on champagne and vodka drinks throughout the night.
Birthday speech: Kim took to the microphone to thank party-goers for attending her birthday bash
Party time: Unlike the night before Kris and Kim did not put on public displays of affection and Khloe and Lamar were also seen dancing together
The birthday girl also made a special speech and took to the microphone to thank revellers for attending the nightclub to help her celebrate.
Party girl? The reality star was seen showing off her moves on the dance floor waving a white glow stick in the air
Bling bling: As well as the tight white dress the birthday girl was dripping in diamonds for the party
She was seen looking at her phone with Mark Ballas and dancing with her sisters and her mother, rather than her new husband.
Party people: Kim appeared to be enjoying herself while Kris and Lamar got stuck into the champagne and vodka
Mummy and me: Kim's mother Kris Jenner was also on hand to help her daughter celebrate her 31st birthday at the Cosmopolitan hotel in Las Vegas
Not only was Kim treated to a special birthday menu prepared by the restaurant but Pink and her husband Carey Hart were also dining that evening and the singer decided to give an impromptu performance taking to the stage to serenade Kim.
Round one: Kim had enjoyed her first birthday party at a restaurant in New York with her sister Kourtney and her sister's boyfriend Scott on Friday night
Affectionate diasplay: While Kim was clearly int he party mood in Vegas on Friday she and Kris indulged in some PDA
Birthday treat: Kim was treated to a birthday serenade by Pink who was in the same restaurant as the birthday girl