The Real Housewives of Orange County, 100th Episode Special

Back with a vengeance! The women nurture their friendships, a new blessing brings out Vicki's softer side and old ghosts are laid to rest.

Vicki and Tamra try to repair their fragmented friendship, while Gretchen supports Slade's new adventure into radio hosting.

It's open house with the wives as Vicki invites Alexis to meet baby Troy and Heather tries to bargain her way to a magazine feature on her mansion.

Party time! Tamra's rocking out and getting the wives involved - only to question throwing her bash when Alexis makes life difficult.

Tamra explodes when it looks like her party is going to be ruined by Alexis. Afterwards, Lydia encourages her to mend her burned bridges.

Three's definitely a crowd! Vicki navigates between her boyfriend and family members, while Heather's new success is marred by Terry's seflishness.

Mixing business with pleasure, Vicki and Tamra's new venture almost falls at the first hurdle when Tamra doubts Vicki's commitment.

The bright lights draw Heather and Alexis to make steps forward in their acting careers, while Lydia faces up to her mother's drug habit.

Vicki finds herself with too many people to please as she's torn between caring for Troy and Brooks, while Gretchen struggles with her fertility problem.

Ayayay! Tamra and Alexis go head to head, and the drama continues at Tamra's bachelorette party. When the divas head to Mexico, who will come out top dog?

The drama is as big as the sombreros in Mexico for Tamra's bachelorette, where things get really racey at a strip joint.

Old scores are settled and new (designer) gloves come off as the ladies prepare to shop for Tamra's wedding dress - and Vicki's love life is challenged.

A two-hour special 100th episode celebrating the Real Housewives phenomenon - their highs, their lows and their biggest dramas.

Heather lands another acting gig on a popular sitcom, while Tamra's wedding day preparation turns bitchy when she questions Gretchen's honesty.

Lydia plans a ski vacation to Canada, but before the girls have even got on the piste the drama begins as Lauri repeats rumours Tamra has spread to Vicki.

In Whistler, tensions flare at dinner with accusations flying from all angles and Tamra gets blitzed on vodka before the girls head back to the OC.

Alexis finds herself in trouble when she faces off with Gretchen, while Lydia reaches for the Bible to give her the boost she needs in a difficult time.

Gretchen takes matters into her own hands by proposing to Slade, Heather and Terry sell their home and a Winter Wonderland party leads to home truths.

At the Winter Wonderland party, old enemies Heather and Gretchen have a spat, Ryan shocks everyone with insults and Slade faces his comeuppance.

Vicki, Tamra, Gretchen, Heather and Lydia reflect on season eight with Andy Cohen. Former OC wife Lauri returns for an explosive confrontation with Vicki.

The reunion continues. Gretchen takes serious heat, faces accusations of backstabbing and is blown away by gossip about her relationship with Slade.

Vicki's boyfriend Brooks and Briana have a dramatic confrontation that threatens to leave the reunion on a sour note.

This behind the scenes look at season eight has never-before-seen footage of the wives at their lip-plumping, botoxing, shopping, bitching best!