Season 6 begins with Tamra organizing a shopping party. She invites all the ladies in an effort to be more social, but the drama heightens when a boozy Gretchen misbehaves and calls Tamra an Evil Bitch.

Vicki travels to Seattle for a conference, with her daughter tagging along. Meanwhile, Gretchen grows uncertain about taking her relationship with Slade to the next level, and a competitive edge develops between Alexis and her gal pal Peggy.

Alexis, Gretchen and Peggy assemble for a shop-'til-you-drop get-together. In due time, dinner conversation turns racy when they spill their lusty secrets. Elsewhere, Alexis and her family have a not-so-relaxing vacation in San Diego; Vicki considers selling a house; and Tamra tries to mend her friendship with Vicki.

Tamra and Vicki travel to Cabo San Lucas for a weekend of sunbathing, girl talk, and tequila shots.

Peggy consults a nip-tuck surgeon. Meanwhile, Vicki has trouble balancing her workload demands with family time. And Fernanda throws a party to celebrate her citizenship, but tensions run high when Tamra can't attend.

Gretchen surprises her parents with a vow renewal ceremony for their 40th anniversary.

Vicki visits Tamra at her hew house to gossip about the rumors surrounding the Bellino’s possible home foreclosure. Gretchen is upset that all the men in her life are fat, both the dogs and Slade. Vicki and Donn try to spend some quality time together by going to the spa, but things get uncomfortable when the conversation turns awkward at dinner.

For Gretchen’s birthday, Slade surprises her with a poor man’s party of take-out food and a unique gift that leaves her speechless. Peggy and Tamra are excited to model in an OC Designer’s fashion show, but a surprise model throws Tamra for a loop. Former housewife, Lynne Curtin goes to Fernanda’s gym to workout, but when Tamra is a no-show, Fernanda shares a shocking secret.

Peggy and Micah throwing their annual dinner party and hire celebrity chefs, Susan Feniger and Mary Sue Miliken of Border Grill, to cater the event. Tamra’s new boyfriend, Eddie, meets the ladies for the first time. During the party, Alexis causes a scene and flees the table, leaving Peggy livid and Donn is shocked by Vicki’s comment to the group about wishing they had started their own family together. Mary Sue Miliken of Border Grill is a contestant on Top Chef Masters 3.

Peggy and Alexis discuss their ever-fraying relationship, but their conversation only creates more tension. Meanwhile, Slade's mother arrives and corners him about his job status; and Vicki and Peggy gather for some wine and whine.

Antics and dramas accent a getaway to San Antonio, during which Alexis cuts loose and candidly discusses her home life. In the OC, Tamra's court case against her ex-husband reaches a fever pitch---with former housewife Jeana Keough upping the drama by opining to the press.

Peggy orchestrates a surprise trip to Las Vegas with her husband. Also there to spin giddy in Sin City: Tamra and Eddie. Meanwhile, Gretchen corners Slade about the debt-related problems of their relationship. And a fashion show is held, but a medical emergency causes a no-show and mounting drama.

In the Season 6 finale, Vicki leaves the hospital and continues to deal with her personal problems. Despite all this, she still hosts her annual fall party. Drama lets loose at the bash, especially when ex-cast member Jeana Keough reenters the picture.

Andy Cohen hosts the conclusion of a two-part reunion, a chatty and catty affair featuring the Orange County ladies recounting the wives' tales of Season 6.

It's a soapy-saga swirl when the Orange County ladies are featured in previously unseen footage. An eating disorder, gay marriage and divorce are some of the issues that take center stage.