Lauren Conrad is Like Butter

Lauren Conrad leaves with a friend - who we believe is Holly Montag - after attending the Southern Hospitality Restaurant Holiday Party at hot Club Butter.

Also in attendance were Wilmer Valderrama, Trace Ayala and Brody Jenner's one true love, Frankie Delgado. Here's LC and her pal making their getaway ...

Even when dressed for cooler climates, Lauren Conrad is stylish as ever.

Click to enlarge three more shots of the star of The Hills (which wraps its fourth season tonight) doing the things she does best - looking cute and clubbing!