90210

In the season four premiere, the gang from Beverly Hills have graduated from high school. Naomi has spent the summer dealing with the shocking news of her pregnancy and quickly discovers she doesn't have the status at college that she did in high school.

In an effort to re-gain her status, Naomi rushes a popular sorority, where she, along with Annie go through sorority games.

After making an enemy in sorority president Holly, Naomi finds unusual allies who help her get revenge.

Navid surprises Dixon with some studio time to apologize for messing things up with a music producer, where Dixon feels the pressure to create a hit song.

Silver is asked to make campaign videos for political candidate Marissa Harris-Young (guest star Brandy Norwood) who is running against Teddy's Uncle Charles for public office.

Liam gets offered a modeling job after an agent sees the commercial for his bar, while Annie finds herself starting to fall for an unlikely guy.

Naomi has to work with her arch-nemises Holly to throw a campus costume party, leading to unfortunate consequences.

The gang heads to Las Vegas, where Naomi meets Austin's dad (guest star Justin Deeley), and country superstar Judd Ridge (guest star Billy Ray Cyrus).

Silver's video of Teddy's Vegas wedding is leaked to the press, and has damaging effects on his uncle's campaign.

Dixon tries to pursue a relationship with a resistant Adrianna, while Ivy and Raj's (guest star Manish Dayal) arguing takes a toll on their relationship.

Dixon struggles with temptation as he tries to make his way back into the music world, while Annie confronts Jeremy (guest star Matt Cohen), who stands in the way of her inheritance.

Naomi is asked by her new party planner boss Rachel to oversee her arch-nemesis Holly's birthday party, while Annie breaks into Jeremy's apartment in a desperate attempt to get the proof she needs to keep her inheritance.

Naomi embarrasses herself in front of her boss Rachel in an attempt to get over her break-up with Austin.

Naomi is determined to fix the relationship between her boss Rachel (guest star Michelle Hurd) and her daughter Holly (guest star Megalyn Echikunwoke), which forces Holly and Naomi to work together.

Annie has to make a decision that could expose her work as an escort when Dixon gets arrested in connection with a fire at a sorority house.

In an effort to put her inheritance to good use, Annie volunteers to organize a big charity fundraiser.

Naomi's sister Jen arrives with her son for a surprise visit. Sara Foster and Arielle Kebbel guest star.

Naomi is convinced that Annie's new business partner P.J. (guest star Nick Zano) is the perfect man for her, but discovers her sister Jen (guest star Sara Foster) is also interested in him. La Toya Jackson and music group Train guest star.

Dixon collapses while arguing in the recording studio with Adrianna. (guest stars include Manish Dayal and Robert Hoffman)

PJ proposes to Naomi and Annie discovers he needs to get married in order to get the rest of his trust fund. (Nick Zano and Arielle Kebbel guest star)

Naomi's friends worry that she is rushing to get married, so Naomi and P.J. (guest star Nick Zano) decide to throw a small party so everyone can get to know him.

Navid suspects that Liam and Silver hooked up so he decides to confront Liam on the red carpet of a movie premiere. (Guest stars include Robert Hoffman, Justin Deeley and Billy Ray Cyrus)

A reluctant Naomi tries to sabotage the bachelorette party she has to host for Max's fiancée Madison, where Madison's childhood crush makes a surprise appearance. (Guest stars include Nick Carter, Josh Zuckerman, Caitlin Thompson, Yani Gellman and Robert Hoffman)

Naomi shocks everyone when she announces she won't be able to oversee Max's wedding because she has accepted a job in New York and will be leaving immediately. (Guest stars include Josh Zuckerman and Trevor Donovan)