Kourtney Kardashian's sons Mason and Reign have birthdays

A feast fit for a king — or a teen! Scott Disick gave fans a peek at son Mason‘s bar mitzvah, which featured several food trucks offering an array of snacks.

Celebrating their teen! Kourtney Kardashian and Scott Disick reunited to celebrate son Mason‘s 13th birthday with other members of the family.

Mason Disick was feeling the love at his birthday party over the weekend!

Kourtney Kardashian stepped out in style as she attended firstborn son Mason Disick's 13th birthday party in West Hollywood on Saturday night.The bombshell mother-of-three, 43, was reunited with ex-boyfriend Scott Disick, 39, with whom she shares Mason as well as Penelope, ten, and Reign, eight.They were all together for the happy occasion and the POOSH founder's sisters Kim and Khloe Kardashian, Kendall and Kylie Jenner, and mom Kris Jenner were also present. Party time: Kourtney Kardashian stepped out in style as she attended firstborn son Mason Disick's 13th birthday party in West Hollywood on Saturday night. The bombshell mother-of-three, 43, was reunited with ex-boyfriend Scott Disick, 39, with whom she shares their 13-year-old as well as Penelope, ten, and Reign, eight  Smoldering: Kourtney, who tied the knot with husband Travis Barker earlier this year, was typically sexy in an all black ensemble that flashed her flat tummyKourtney, who tied the knot with husband Travis Barker earlier this year, was typically sexy in an all black ensemble that flashed her flat tummy.The former E! personality bared her cleavage in a plunging blouse with a crisscross wrap design with draping fabric.

The Kardashian-Jenner brood were out en force to celebrate the first of Kris Jenner's 12 grandchildren.Mason Disick turned 13 on Wednesday, December 14, but the family decided to hold his special birthday and Bar Mitzvah party in West Hollywood on Saturday, December 17.Mason is the eldest child of Kourtney Kardashian, 43, and her ex partner Scott Disick, 39. The pair dated for nearly a decade before splitting in 2015.

Kim Kardashian stole the show as she arrived at her sister Kourtney Kardashian's eldest son Mason Disick's epic 13th birthday bash in Los Angeles on Saturday night.The SKKN founder, 42, flaunted her shrinking waistline in a pair of black leather high-waisted pants covered in sparkly black jewels.She styled the eye-catching trousers with an ultra cropped Up in Smoke Tour tee that stopped just below her bust. Scene stealer: Kim Kardashian stole the show as she arrived at her sister Kourtney Kardashian's eldest son Mason Disick's epic 13th birthday bash in Los Angeles on Saturday nightKim's pants came with a matching pint-sized purse that was not large enough to hold her cellphone.She accessorized with a flashy diamond choker necklace, as well as a silver cross pendant chain.

Kourtney Kardashian stepped out in style as she attended firstborn son Mason Disick's 13th birthday party in West Hollywood on Saturday night.The bombshell mother-of-three, 43, was reunited with ex-boyfriend Scott Disick, 39, with whom she shares their 13-year-old as well as Penelope, ten, and Reign, eight.They were all together for the happy occasion and the POOSH founder's sisters Kim and Khloe Kardashian, Kendall and Kylie Jenner, and mom Kris Jenner were also present. Party time: Kourtney Kardashian stepped out in style as she attended firstborn son Mason Disick's 13th birthday party in West Hollywood on Saturday night. The bombshell mother-of-three, 43, was reunited with ex-boyfriend Scott Disick, 39, with whom she shares their 13-year-old as well as Penelope, ten, and Reign, eight  Smoldering: Kourtney, who tied the knot with husband Travis Barker earlier this year, was typically sexy in an all black ensemble that flashed her flat tummyKourtney, who tied the knot with husband Travis Barker earlier this year, was typically sexy in an all black ensemble that flashed her flat tummy.The former E! personality bared her cleavage in a plunging blouse with a crisscross wrap design with draping fabric.

Khloé Kardashian looked fashionable arriving at her nephew Mason Disick's 13th birthday party in Hollywood on Saturday night.Mason - who turned 13 on December 14 - is the eldest child of Khloe's sister Kourtney Kardashian, 43, and ex-boyfriend Scott Disick, 39.Khloe, 38, got gussied up for the festivities by showing off her sensational curves in a skintight black bodysuit. Stylish: Khloé Kardashian looked fashionable arriving at her nephew Mason Disick's 13th birthday party in Hollywood on Saturday night It had long sleeves and a chic mock neckline.She stood on tall black high heels, and she kept her gaze hidden behind black, rectangular sunglasses. The Los Angeles native's golden blonde hair tumbled down her back and chest in loose curls.  Khloe accessorized with a huge diamond cross pendant necklace that rivaled the crystal-covered purse in her hand.Khloe's face was impeccably made-up, with her full lips painted a light pink and her cheeks carved out with a shimmery bronzing powder.

Kylie and Kendall Jenner brought their fashion A-game on Saturday night when they went to a star-studded holiday party before attending Mason Disick's Bar Mitzvah.The beauty mogul, 25, sizzled in black latex while her supermodel sister, 27 – who was recently mocked for wearing a $7,750 'testicle' jacket – rocked two different sexy looks for their big night out on the town. The sisters attended DJ Zack Bia's holiday party at Catch Steak LA before joining the rest of their family to celebrate the birthday of Kourtney Kardashian and Scott Disick's oldest son.Mason - who turned 13 on December 14 - is the eldest child of Kendall and Kylie's older sister Kourtney Kardashian, 43, and ex-boyfriend Scott Disick.  Fashionistas: Kylie and Kendall Jenner brought their fashion A-game on Saturday night when they went to a star-studded holiday party before attending Mason Disick's Bar Mitzvah. The beauty mogul, 25, sizzled in black latex while her supermodel sister, 27 – who was recently mocked for wearing a $7,750 'testicle' jacket – rocked two different sexy looks for their big night out on the townKylie made jaws drop upon her arrival at the holiday soiree when she wore a skin-tight dress of black latex that had a pop of beige at the top in the form of a single strap.  The sultry design perfectly accentuated Jenner's cleavage as she strolled into the swanky restaurant. Wearing black boots and minimal Jewelry, the Kylie Cosmetics founder exuded the stylish vibes of a chic dominatrix. She wore her raven hair up and covered her eyes in black designer shades, giving her an impenetrable air as she and Kendall's entourage made their way inside.   Bombshell: Kylie made jaws drop upon her arrival at the holiday soiree when she wore a

Kourtney Kardashian took a lie detector test alongside her sister Khloé Kardashian for Vanity Fair's very popular Lie Detector web series.The test proved that being one of the richest people in the world doesn't mean that everyone will be able to recognize your face. At one point in the test, Kourtney was shown pictures of three entrepreneurs and asked if she would take business advice from any of them. Fun game: Kourtney and Khloe Kardashian took a lie detector test with Vanity Fair and discussed a variety of topics, including what business people she'd take advice fromThe first business icon presented was Fenty Beauty founder and singer, Rihanna.

Not a fan! Khloé Kardashian thinks sister Kourtney Kardashian said yes to the wrong dress for her wedding to Travis Barker in Italy.

Khloe Kardashian admitted to not being the biggest fan of the wedding dress Kourtney Kardashian wore during her Italian nuptials earlier this year. The reality star, 38, was put in the hot seat as part of Vanity Fair's very popular Lie Detector web series, where she was asked by her sister how she felt about the gown.  'It was fine,' Khloe said with a tight smile before Kourtney let out a giggle. 'It was fine': Khloe Kardashian was less than impressed by the wedding dress Kourtney Kardashian wore during her Italian wedding to Travis Barker earlier this year Ciao bella! Kourtney wore a Dolce & Gabbana mini dress during her nuptials to Travis Barker in Portofino, Italy Khloe clarified she thought the 'beautiful' mini dress was better suited for the reception rather than the ceremony.

Khloe Kardashian was rocking a fierce new haircut on Thursday.The star, 38, displayed her fresh bangs in her latest sultry selfie.The latest post comes after Khloe admitted to not being the biggest fan of Kourtney Kardashian's wedding dress during her Italian wedding to Travis Barker.   Best tressed! Khloe Kardashian displayed her fresh new bangs on Instagram on Thursday Khloe served a smoldering stare towards the camera as she displayed her eyebrow-length tresses for her Instagram followers.'We said bangs,' she captioned the shots. The cut skimmed over her hazel eyes, accented by long black lashes.

Sorry, not sorry! Khloé Kardashian may love Kourtney Kardashian and Travis Barker — but that doesn’t mean she wants her daughter to stay the night at their place. 

No lies detected! Khloé Kardashian got candid about where she stands with ex Tristan Thompson after Kourtney Kardashian asked her about their relationship status.

Khloe Kardashian admitted to not being the biggest fan of the wedding dress Kourtney Kardashian wore during her Italian nuptials earlier this year. The reality star, 38, was put in the hot seat as part of Vanity Fair's very popular Lie Detector web series, where she was asked by her sister how she felt about the gown.  'It was fine,' Khloe said with a tight smile before letting out a giggle. 'It was fine': Khloe Kardashian was less than impressed by the wedding dress Kourtney Kardashian wore during her Italian wedding to Travis Barker earlier this year Ciao bella! Kourtney wore a Dolce & Gabbana mini dress during her nuptials to Travis Barker in Portofino, Italy Khloe clarified she thought the 'beautiful' mini dress was better suited for the reception rather than the ceremony.

Kim Kardashian didn't let the day end before wishing her firstborn nephew Mason Disick a happy 13th birthday.The mom-of-four took to Instagram Stories to upload a photo of the two standing back to back, proving that Mason had surpassed Kim's 5foot2inch frame.She wrote over the image, 'The day has come where you're taller [than] me now.' Birthday tribute: Kim Kardashian didn't let the day end before wishing her first-born nephew Mason Disick a happy 13th birthdayIn the photo the proud aunt was dressed in a gray jacquard Skims robe with black sunglasses and a black backpack on her shoulders.Mason wore a backpack as well, along with gray sweatpants and a white t-shirt as he carried a sweatshirt. The entrepreneur was seen with the platinum blonde locks she's rocked throughout the year and the youngster sported a shaggy mushroom haircut.Kim added in the post, 'I just love who you are and I'm just so proud of you Mason.

Celebrating in style! Kylie Jenner documented the annual Kardashian-Jenner Christmas party dedicated to all of the family’s various brands.

and then have a normal Christmas tree in your house. Kourtney Kardashian gave a little tease at blood-red holiday decor in an Instagram Story posted on Friday, December 9, confirming that the continues, even for the holidays. In one image, there are two trees: one red, and one green, both adorned with bright white twinkle lights.