Lauren and Jason make plans to spend the summer together, but their plans take a turn when Lauren is offered a summer job in Paris, France.

Heidi and Jordan's relationship starts to go downhill as Heidi starts to realize that she may not feel true love for Jordan.

Whitney and Lauren are given the task of photographing male models for Teen Vogue, causing Jason to feel jealous. Meanwhile, Heidi and Jordan get into yet another argument.

As the holiday season comes around, Lauren, Heidi, Jason and Jordan are ready to celebrate. However, things don't go so well. While at a New Year's Eve party Lauren and Jason have a big fight, causing Lauren to storm off with Heidi.

Heidi's spot at Bolthouse comes into conflict with her anniversary plans and Whitney lands on the runway for Teen Vogue.

Lauren and Jason's relationship seems to be back in full swing but when Jason spends his entire birthday dinner ignoring her, Lauren thinks maybe she made a mistake taking him back.

Lauren receives flowers and another phone call from Jason. Heidi almost calls it quits from her job at Bolthouse Productions after being told that she cannot travel to Las Vegas with her co-workers as she is not yet 21.

Lauren gets an assignment to fly to New York and deliver a dress for a fashion show. Heidi is faced with the reality of her "dream job" because she is expected to do work.

As Lauren begins to take school and her internship more seriously Heidi spends more time skipping class and when she gets an interview for her "dream job" she threatens to quit school for good if she gets hired.

Lauren and Heidi move into their new place to start their new lives in The Hills. But the girls begin to drift apart when Lauren's new found responsibility towards school and work clashes with Heidi's partying, drama filled lifestyle.