E1 - We'll Never Be Friends

Aired: August 18, 2008

The tension between Lo, Lauren and Audrina continues and soon things reach boiling point.

E2 - Drama Follows Them

Aired: August 25, 2008

Stephanie's birthday party is around the corner and so everyone tries to make an appearance. Also things start to change for Whitney.

E3 - Better Off as Friends

Aired: September 01, 2008

Whitney's love life starts to heat up while Lauren's starts to cool down. Meanwhile Heidi and Spencer fight.

E4 - Boys Make Girls Cry

Aired: September 07, 2008

A blowout trip to Las Vegas turns sour when Audrina snubs Lauren, Brody brings up Stephanie's past and the boys end up in jail.

E5 - Something Has To Change

Aired: September 08, 2008

Brody is still in jail, so the girls try to come up with a way to get him out. Plus Audrina and Lauren finally sit down and talk to each other.

E6 - You Always Miss a Best Friend

Aired: September 15, 2008

Holly reaches out to Lauren, forcing Lauren and Heidi to reconsider their friendship. Meanwhile, Audrina and Justin's relationship is tested.

E7 - When Lauren's Away...

Aired: September 22, 2008

When Lauren is away for a couple of days, Stephanie and Doug start dating secretly. How long will that stay a secret though?

E8 - Don't Act Innocent

Aired: September 29, 2008

Doug and Stephanie have to explain themselves to Lauren. Meanwhile Heidi's mother pays a visit.

E9 - If She Never Met Spencer...

Aired: October 06, 2008

Heidi tries to reach out to Lauren. Meanwhile Audrina has a date, but what will Justin say to that?

E10 - Who to Choose?

Aired: October 13, 2008

Spencer sets an ultimatum for Holly to move out. Meanwhile Audrina checks which boy is best for her. Will it be Justin?

E11 - You'll Never Have This...

Aired: October 20, 2008

Lauren and Audrina travel to Cabo for Brody's birthday, but Audrina's problems with Justin threaten to ruin the festivities. Back in LA, Spencer gives Stephanie's new boyfriend a hard time over dinner.

E12 - I Want You to Be with Me

Aired: October 27, 2008

Audrina wants to make things work with Corey, but finds herself torn when Justin drops by Epic. Meanwhile, Stephanie starts having doubts about her new boyfriend when he fails to defend her in front of Brody.

E13 - Its Her Move

Aired: November 03, 2008

Audrina suprises Lauren when she moves out, and Heidi disappoints Brent Bolthouse when she invites Spencer to a work event and gets caught having a little too much fun.

E14 - Back to New York

Aired: November 10, 2008

Whitney finds romance when she and Lauren head to New York City for fashion week. Back in L.A., Spencer makes things worse for Heidi by approaching Brent to ask for her job back.

E15 - One Last Chance

Aired: November 17, 2008

Heidi decides to go back to Brent and Sam and ask for her job back. Plus, Holly Montag's crashing at Lauren and Lo's since getting kicked out of her sister's place.

E16 - You Did This

Aired: November 24, 2008

A nasty rumor threatens to end Lauren and Audrina's friendship and Heidi realizes Spencer's been withholding information from her.

E17 - Its About Trust

Aired: December 01, 2008

Audrina tries to make amends with Lauren after the fall-out. Then it's off to Nana's house where Spencer and Stephanie compete for their grandmother's affection.

E18 - Dream Boy, Dream Job

Aired: December 08, 2008

In NYC, Whitney has an interview with Diane von Furstenberg and sees Jay. Plus, Lauren says goodbye to her Laguna home and Stephanie makes a difficult decision about Cameron.

E19 - Mr & Mrs Pratt

Aired: December 15, 2008

Spencer and Heidi ignore the concerns of their families and elope in Mexico. Meanwhile, Whitney says goodbye to Lauren and her life in Los Angeles as she leaves for her dream job in New York City.

E20 - I Heidi Take Thee Spencer

Aired: December 22, 2008

The season four finale finds Lauren and Heidi running into each other and are reminded why the once were best friends. Meanwhile, as Heidi's mom pays a visit, the she and Spencer know they must face reality; and Audrina is surprised by Justin with a trip to Palm Springs.