Lauren Conrad: Happy Birthday, Audrina!

Lauren Conrad carried her luggage into her home in Hollywood on Friday after returning from short trip to New York for MTV’s Upfronts.

The 22-year-old Hills star is helping her roommate, Audrina Patridge, celebrate her 23rd birthday tonight.

The finale for the current season of The Hills airs this Monday, May 12. The new season will premiere in August with 19 new episodes.