How the show has impacted the lives of the women and families it features; interviews with current and former housewives; memorable clips.
Vicki's daughter gives birth; Tamra moves in with her fiancee; Heather hosts a clambake and doesn't invite Alexis.
Vicki becomes the topic of gossip; Vicki and Tamra try to repair their friendship; Gretchen visits Slade.
Alexis is invited to be the first to meet Vicki's new grandson; Tamra tries to repair her relationship with Vicki; Heather wants to have her home featured in a magazine.
Vicki invites Alexis to a party at Tamra's new gym; Gretchen and Slade deal with personal issues; Tamra rethinks her decision to invite Alexis to the party when things get out of control.
Tamra's explosion at the party has widespread effects, leaving Vicki torn between Tamra and Alexis; Gretchen goes to New York to support Slade; Lydia encourages Alexis to make amends.
Alexis struggles after the events at Tamra's party; Vicki doesn't show at the new wine business, leaving Tamra angry; Lydia celebrates with her mom; Heather receives an exciting offer, which is soured by Terry.
A fight between Tamra and Vicki ends their Malibu trip; Alexis and Jim open their trampoline park; Heather and Terry hit a roadblock.
Terry struggles at home while Heather is away; Alexis pursues her acting career; Lydia confronts her mother.
Vicki is torn between spending time with Brooks or babysitting her grandson; Lydia convinces Alexis to talk to Tamra; Gretchen visits a fertility doctor; Tamra gives a speech at the Los Angeles Women's Expo and reveals shocking details about her past.
Tamra and Alexis confront each other; Heather and Gretchen disagree while planning Tamra's bachelorette party; as the ladies head to Mexico, Gretchen gets some shocking information about Vicki's past.
In Mexico, Vicki takes Tamra and Lydia away from the group, leaving Gretchen and Heather angry; Tamra reveals secrets of her past to Gretchen; back home, Alexis begs Jim.
Alexis and Heather come face-to-face; Briana and Ryan prepare for his deployment; Lydia throws a salsa dance party; rumors circulate about Lydia's love life.
Heather lands another guest role on a sitcom; Tamra shops for a wedding dress with the ladies; Tamra and Heather question Gretchen's honesty.
Lydia takes the ladies on a ski vacation; Heather and Gretchen argue; Tamra tells Vicki about the rumors Vicki is spreading.
Lauri's accusations cause a fight; Gretchen questions her friendship with Tamra; Heather guest stars on a new sitcom.
Alexis comes face-to-face with Gretchen; Heather and Terry receive a surprising offer; Vicki struggles to keep things professional with Brooks; Gretchen plans a surprise marriage proposal for Slade.
Gretchen proposes to Slade; Heather and Terry tell the kids that they've sold the house; Vicki hears Slade insult her on his radio show; Vicki's Winter Wonderland party is full of surprises.
Gretchen and Heather argue; when her husband faces the ladies, Alexis is brought to tears; Briana's husband verbally attacks a party guest; Tamra and Gretchen accuse each other of lies; Vicki and Lydia ambush Slade.
Gretchen and Vicki vie for Tamra's friendship; Lydia is forced to defend herself; Lauri Petersen returns.
Gretchen confronts the other ladies; Heather confronts Gretchen about auditions; Gretchen is reduced to tears.
Briana and Vicki's boyfriend confront each other, leaving Vicki in tears.