Mason Disick’s famous family pulled out all the stops to celebrate his lavish bar mitzvah.
The soiree, dedicated to Kourtney Kardashian and Scott Disick’s eldest son (who turns 13 on Dec. 14), included a huge cake, dancers and crazy fashion choices.
new video TMZ obtained At the Offsunset Lounge in West Hollywood, Calif., Mason’s 8-year-old brother Reign celebrated his birthday with a mitzvah boy on Saturday.
However, Mason went on to be the star of the festivities as he was presented with a giant two-tiered cake adorned with the Star of David symbol and decorated with celebratory fireworks as the crowd sang “Happy Birthday” to him.
He also danced for the audience as the DJ played Ayo & Teo’s hit “Rolex”.
Scott, 39, watched proudly across a room decorated with hundreds of silver mirrored balloons and several scroll signs that read “Mason’s Bar Mitzvah.”

Food trucks were also parked outside the event, one serving up Van Leeuwen ice cream, another handing out Raising Cane’s Chicken Fingers, and one handing out candy from The Churro Man Truck.
Meanwhile, Courtney, 43, showed off her toned midriff in a black suit for her son’s big day.
While her husband, Travis Barker, wasn’t photographed at the dinner, her sisters were all out in support.
Kim Kardashian opted for leather pants and a T-shirt, while Khloé Kardashian opted for a black bodysuit and a large cross necklace. Meanwhile, Kylie Jenner looked stunning in a body-hugging leather dress, while Kendall Jenner looked chic in a lace satin dress and diamond necklace.
Their mom, Kris Jenner, opted for a more conservative look in a black pantsuit embellished with lace flowers.
Earlier this week, Kourtney took to Instagram to celebrate the birthdays of her two sons.
“December 14th… one of the best days of my life, twice, ever. My birthday girls ❤️❤️,” she wrote on Instagram, along with an old photo of the brothers.
Scott and Kourtney have three children: Mason, Reign and 10-year-old daughter Penelope.
The couple separated in 2015, but they still have children together.
Courtney has since stayed with Buck and married rocker Blink-182 in a surprise ceremony in Las Vegas in April. She and Buck, 47, went on to celebrate their marriage with two weddings: one in Santa Barbara in May and another in Italy later that month.
Meanwhile, Scott appears to be single. He dated Sofia Richie on and off from May 2017 to August 2020 and was romantically involved with Amelia Gray Hamlin from October 2020 to September 2021.