NEW HOOK-UP BUDDIES: Lauren Conrad & Stephen Dorff! …. VOTE: Sexy Couple?

Lauren Conrad‘s latest hookup buddy? Actor Stephen Dorff.

A friend of Stephen’s tells Life & Style that L.C. and the 38-year-old actor have “been hooking up for a while.”

And a friend of L.C.’s adds, “Stephen likes to have a good time, and he wines and dines her.” Lauren was most recently linked to Derek Hough, after splitting from longtime beau Kyle Howard last June.

The couple — who share a 12-year age difference — were spotted at her 26th birthday party together at L.A’s Redbury Hotel Feb. 16, according to Life & Style. Vote below!


6 NEW PARTY PHOTOS! Inside Lauren Conrad’s 26th Birthday Party At Hyde Bellagio In Las Vegas!

6 NEW PARTY PHOTOS! Lauren Conrad’s 26th Birthday At Hyde Bellagio!

Happy 26th Birthday, Lauren Conrad!

The reality TV star-turned-fashion designer celebrated her birthday Friday night (Feb. 10) at Hyde Bellagio in Las Vegas. Her actual birthday was February 1.

Conrad partied with a group of friends, including actor Harland Williams and Frankie Delgado — her co-star from The Hills and the BFF of her ex-boyfriend Brody Jenner. Lauren sported a pony tail, and wore a blue sequin dress and black pumps.

DJ Devin Lucien spun tracks, including, Flo Rida’s “Good Feeling” and T-Pain’s “Drop It To The Floor” while Hyde’s performance artists added to the party’s frenetic energy.

According to a source, Frankie “grabbed the mic and asked the crowd to join him in wishing Lauren a ‘very happy birthday.’ She was then presented with a four-tiered pink and purple  cake adorned with flowers, as the entire club sang “Happy Birthday.”