Watch The Hills Online - Full Episodes

The series finale finds Kristin considering a major life change, while Audrina finally moves on from Justin, and Lo debates taking the next step with her boyfriend

Kristin expresses to Brody that she wants to give their relationship another chance. Heid's mom tries to visit her and Stephanie is seeing a new man.

On a group trip to Costa Rica, Kristin makes Brody jealous by making out with a local bartender. Meanwhile, Audrina continues to fight her attraction for Justin.

Audrina ends things with Ryan and surprisingly Justin shows up for her birthday. Brody exchanges words with Justin.

Ryan meets Justin for the first time. Meanwhile, Kristin and Allie get into an argument and Brody sides with Kristin.

Brody's new girl makes Kristin angry. Meanwhile, Audrina fails to mention to Ryan that she saw Justin.

Audrina sees Justin and starts doubting her current relationship with Ryan, while Kristen can't seem to move on from Brody.

While Stephanie falls for Max, Kristin is upset with Brody for bringing a new girl around.

Heidi and Spencer's family are forced to make difficult decisions while Brody and Kristin hook up. Ryan disappoints Audrina.

Heidi throws a party for the neighbor boy, Enzo, and Spencer's rude behavior makes the situation uncomfortable. Meanwhile, Audrina and Ryan discuss their future.

Stephanie is blamed for spreading rumors about Kristin's partying and Brody continues to go after Audrina even though she has a new man. Spencer and Stephanie have a confrontation.

Heidi heads home to show her family her post-surgery look, and Kristin's all-night partying begins to worry Audrina, Lo and Stephanie.

Catch up on the latest specials of "The Hills." FROM THE BEGINNING: Take a trip down memory lane and remember your favorite "Hills" moments. REVEALED: Check out behind-the-scenes stories of some of the show's biggest and best moments.

Justin fights to keep Kristin when she pulls away, Brody gets cold feet when Jayde wants to move in and Spencer confronts Heidi about her pregnancy test.

Kristin and Justin's romance reloads when he joins her in Vegas, and Spencer freaks when he uncovers Heidi's pregnancy scheme.

Kristin clashes with Jayde in the fight for Brody, and Heidi hatches a plan to get pregnant without Spencer's consent.

Audrina's heart gets broken when Justin ends things for good, Brody is caught in a war of the exes, and Spencer considers taking drastic measures to stop Heidi's baby obsession.

Justin finds himself in hot water after Kristin and Audrina meet. Heidi wants to have a baby, but Spencer has another plan.

With Brody's relationship on the rocks and Justin playing head games, Kristin toys with the idea of dating her ex. Plus, Holly's continued drinking leads to an intervention.

Kristin thinks she has tamed Justin Bobby, but Justin may not be over Audrina just yet. Plus, Holly loses control at an event forcing Heidi to make her sister confront her drinking problem.

Kristin isn't pleased when Justin's a no-show at Brody's party and Audrina moves on with Justin's best friend.

Kristin's pursuit of Justin intensifies after Audrina blows off their lunch, while Heidi's baby fever causes problems between her and Spencer.

Kristin's flirting with Justin has Audrina angered as she tries to reconnect with her friends. Elsewhere, Heidi and Spencer are in search of a new home.

Heidi and Spencer head down the aisle and two unexpected guests manage to attend the ceremony.

Heidi extends a wedding invitation to Lauren, who later receives a surprising phone call from Spencer.

Spencer has an important question to ask Heidi's father when he comes for a visit. Meanwhile, Lauren make the decision to fire Stephanie from People's Revolution.

Lauren is put into an awkward situation after Stephanie messes up at work. Meanwhile, Justin calls out Audrina for hooking up with Brody.

The gang returns to L.A., and Brody and Audrina deal with the fallout from their Hawaiian hookup.

Audrina tries to get over Justin by hooking up with Brody; Heidi's ex-boyfriend visits.

As Audrina tries to get over Justin, she sees Brody in a new light. Plus, Heidi drags Spencer to couples' therapy and Stephanie has a hard time handling work at People's Revolution.

After Heidi catches Spencer at a nightclub with Stacie the bartender, she demands they go to couple's therapy. Plus, Lauren puts her reputation on the line when she gets Stephanie an interview at People's Revolution.

Everything Happens For A Reason

Lauren lands in tears at her surprise birthday party when Heidi rocks the boat and shows up uninvited. Plus, Heidi and Spencer are forced to evaluate their relationship after a bar brawl.

Dan and Jessi are live with Lauren who's giving an exclusive look at Season 5