Kristin Cavallari celebrated her 21st birthday last Saturday at LAX nightclub in Las Vegas. The former Laguna Beach star is now legal to go clubbing! Cavallari has recently broke up with Nick Zano but it doesn’t look like she likes being home alone as she reveals to People magazine that she’s dating and having fun.

This is a bonus photo of Cavallari

Photos taken at Lax nightclub are provided by PR Photos

(( Kristin Cavallari won’t divulge whether she will be joining MTV’s The Hills, only saying that “it’s a great show.” But she’s already partying like the cast – celebrating her 21st birthday in Las Vegas.