Rob Kardashian rang in his 25th birthday in Las Vegas on Friday night with the company of his mother Kris Jenner and sister Kim Kardashian.

OK! NEWS: KIM KARDASHIAN IS CHANGING HER NAME TO KIM KARDASHIAN HUMPHRIES!

The Keeping Up with the Kardashians family posed for photos before hitting up 1 OAK Nightclub at the Mirage Resort Hotel and Casino to celebrate the former Dancing with the Stars contestant’s milestone birthday.

OK! NEWS: KIM KARDASHIAN REVEALS ALL ABOUT CHRISTMAS WITH THE KARDASHIANS

Catch Rob’s sister Khloe Kardashian Sunday nights on E! on Khloe & Lamar.