Kim & Khloe Kardashian Celebrate Robert's 24th Birthday

Posted Saturday March 19, 2011 12:12 PM GMT

Helping their baby brother ring in another year, the Kardashian sisters took to Las Vegas, Nevada for Robert Kardashian's celebratory bash at Jet nightclub on Friday (March 18).

With Kim and Khloe both on-hand, the E! reality dolls excitedly joined up with Rob and boxer Floyd Mayweather Jr at the Sin City hotspot inside the Mirage Hotel and Casino.

Amidst plenty of drinks and dancing. Robert was at one point presented with a birthday cake decorated with a #24 Los Angeles Lakers jersey in honor of turning 24-years-old.

Tweeting about the festivities prior to getting the partying underway, Kim wrote to her millions of followers: "On my way to Vegas w @KhloeKardashian @ForeverKhadijah @ForeverMalika! Celebrating @RobKardashian's bday!!! Wooowhoo!"

Photo Credit: Getty Images, Wenn.com