The Real Housewives Of Orange County, Once A Traitor, Always A Traitor

The season starts with Shannon doing her best to move forward as she faces the consequences of her DUI. Emily deals with a new gym obsession, and relationships are put to the test for Gina and Jenn.

Tamra and Shannon engage in a heated debate. Alexis discusses her "promised ring." Jenn's parents visit, aiding the kids' adjustment at Ryan's home. Gina worries about her professional reputation after vouching for Jenn.

With tensions lingering between Gina and Jenn, the ladies get their aggressions out in a flag football match. Shannon grapples with the fact that Alexis seems to be taking over everything that was once hers.

After Katie shared controversial information about Heather, the two came head-to-head at Katie's golf event. Jenn is upset with Emily for her comments about her financial woes.

Tensions are high when Gina is caught between Katie and Heather after the staged paparazzi allegations. Emily and Shane celebrate their 15th anniversary. The Tres Amigas come together for the first time, but things quickly go sideways.

Gina, Heather, and Emily whisk Shannon away for a relaxing girls' trip to La Quinta, only for Gina to find herself in quite a mess with Emily and Heather. Tamra, Katie and Jenn head to Tamra's Big Bear house.

In La Quinta, Shannon breaks down over John's impending lawsuit, and tension between Gina and Emily bubbles over. The ladies bond over divorce, but when they pack up to leave, Alexis gets a call from John that sends her spiralling.

Emily analyses her harsh behaviour towards Jenn. Shannon installs a breathalyser in her new car. Katie takes her daughter to change her name legally. The ladies reconvene for a unique murder mystery-themed party.

The ladies head to wine country for Heather's fundraising event with Family Equality. Jenn has a court date to determine her financial future, and the group must figure out how to support Shannon and Alexis during a lawsuit deadline.

Shannon's lawsuit takes a turn as she deals with the aftermath of the video news. Katie wants Heather to finally hear her truth, causing an upheaval in her friendship with Gina when a new rumour comes to light about Gina's career.

Shannon and Vicki head to St. Louis for their live show tour. Heather and Alexis attend the GLAAD Awards. Tamra and Katie's daughters bond over similar childhood experiences, and Jenn hosts a poolside party.

Tamra and Jenn try to find common ground between their men. Gina reflects on her ex-husband's new engagement. A bombshell article about the lawsuit rocks Shannon. Heather accompanies Terry to get rhinoplasty.

Tamra reveals more surprising information about Ryan, leaving Jenn to question her friendship with Tamra. Emily and Heather discuss body image. Shannon hosts a tea party to reveal she's taking almost everyone on a trip to London.

The ladies travel to London for Shannon's 60th birthday, but things quickly take a turn when Tamra and Heather question Shannon. Katie opens up to the group about her birth mother.

Shannon's birthday extravaganza continues, but the mood is anything but celebratory when Tamra and Shannon continue their friendship war. The ladies hop on a bus for a little tour. Jenn confronts Tamra in an explosive showdown.

Jenn confronts Tamra about the background check. Shannon meets her daughters, while Heather faces rumours involving her kids. Tamra reveals Shannon had damning info on Gina for last year's reunion.

In the season finale, Jenn announces her engagement. Alexis and Katie host an engagement party, at which Heather and Emily confront Katie. Gina and Travis discuss the future of their family. Ryan makes headlines.

The OC ladies come face-to-face for a dramatic reunion. Shannon and Tamra hash out their conflicting versions of events following Shannon's DUI. Heather confronts Katie about the paparazzi rumours. Jenn is placed in the hot seat.

The reunion continues with Jenn questioning her friendship with Tamra while taking heat for her financial choices. Emily addresses Heather about the fashion show. Emily and Heather interrogate Katie. Alexis Bellino joins the women.

The reunion concludes with a heated faceoff between Shannon and Alexis. Emotions run high as Tamra and Shannon discuss the future of their friendship. The ladies react to unseen footage of John's interview.