All or Nothing
Kristin and Stacie get their hair done and discuss Audrina talking to Justin while Ryan's on tour, and how McKaela isn't a threat to Kristin and Brody's chemistry.
'The Hills' Theme Song
Audrina tells Stephanie she's enjoying her time away from Ryan, and they wonder if Brody and Frankie might bring Justin to Stephanie's birthday party.
Lo invites McKaela to Stephanie's birthday party, and they agree that Brody might not be ready for a girl like McKaela.
Stephanie arrives at Bar 210, where friends are already gathering to celebrate her birthday.
Kristin cozies up to Brody, but things get confrontational when McKaela shows up with an unwelcome guest.
Brody gets upset at McKaela for showing up unannounced with Allie, and argues with her when she confronts him about Kristin.
When McKaela tries to talk to Brody at Stephanie's party, he blows her off and leaves early with Kristin.
McKaela brushes Lo's caution aside and calls Brody to try and make things right, but gets uneasy when he doesn't answer.
Kristin and Audrina talk about Allie showing up with McKaela the night before, and how Kristin and Brody are like magnets to each other.
McKaela asks Allie about her past issues with Kristin, and Allie warns her that Kristin will say anything to hurt her.
Audrina tells Ryan she's been questioning their relationship, and she wants him to be able to do what he wants while he's on tour.
When Ryan defends what he and Audrina have together, she suggests that maybe she needs to stop and work through things.
Lo tells Kristin that McKaela wants to talk to her to get closure, and Stephanie suggests McKaela can't have Brody or Allie in her life.
Justin shows Audrina the motorcycle he's been working on since they were together, and she confides in him that she and Ryan have been arguing.
Kristin meets with McKaela to hear her out about her relationship with Brody and friendship with Allie.
Kristin leaves after warning McKaela that Allie is bad news, and that people in L.A. will take advantage of her.