Susan turns up the heat on Mike; Orson's injury leaves Bree with reverend shame; Lynette discovers Tom's true intentions; Gabrielle is forced to examine feelings about her heritage.
Tom vents his marital frustrations with a secret diary; Angie disapproves of Danny being with Ana; Orson and Bree play hardball in a fight for respect; Susan and Gabrielle are determined to see whose kid is in the smarter group.
Gabrielle and Angie challenge each other's parenting skills; Susan befriends a stripper; Lynette and Tom argue the merits of their new therapist; Bree keeps a watchful eye on Orson, for fear he may take his own life.
Robin and Katherine go on a double date with two men, who both like Robin; Bree picks up a few tricks to engage Orson; Gabrielle looks for help with troublesome Ana.
To avoid Celia's chicken pox, Gabrielle stays with Bob and Lee, and is reminded of the single life; Lynette and Tom forget Penny's birthday; Bree hires a promising new employee; Katherine makes a surprising discovery.
A chance encounter with supermodels leads Gabrielle to an unexpected revelation; Preston returns from Europe, with some excess baggage; Bree discovers a shocking connection to her new employee.
Patrick Logan finally reveals himself; Gabrielle and Susan go to shameless lengths to top each other's kids in school; Andrew doesn't approve of Sam; Katherine finally comes out of the closet.
Lynette is more determined to break up Preston's marriage; Bree begins to question Sam's motives; Susan gets creative to help Mike with his finances; Patrick Logan secretly arrives in Fairview.
Angie comes face to face with Patrick; Gabrielle and Susan scheme their husbands; Lynette discovers Eddie's dark side; Bree meets someone who knows Sam all too well.
Bree invites two cop friends to scare Sam; Angie is forced to help Patrick; Susan uses all her female charms and tricks to collect Mike's due payments; Preston is suspected as the Fairview Strangler.
Gabrielle risks her safety to help Angie; Lynette and her baby's fate lie in Eddie's hands; Susan comes to grips with financial woes; Bree considers confessing a secret; Angie must submit to Patrick's demands to protect Danny.
Felicia is found out; Paul moves back to Wisteria Lane; Lynette's old friend comes for a visit; Susan takes a job from her land-lady; Carlos gets disturbing news; Gabby hears an unpleasant story from Bree.
Susan discovers a copy cat in her line of work; Gabrielle hires a private detective; Lynette is shocked over Tom's doctor's remedy decision; Renee invites Bree to engage in man-hunting.
Susan is horrified to discover she's a cover model on outdoor billboard ads; Bree and Renee compete for Keith; Lynette takes advantage of Penny's generous offer to help look after Paige; Paul purchases his old house.
Susan angers an important client and incurs the wrath of Maxine; Renee and Gabrielle reveal intimate secrets to the wrong people; Housewife Emma Graham puts on a cabaret show, with surprising results.
As Halloween approaches, Susan is forced to reveal her secret; Juanita becomes suspicious of Gabrielle's sudden interest in Grace; Paul takes Beth out to light a spark in their unromantic relationship.
Bree is embarrassed to tell Keith she's going through menopause; Renee makes a tempting job proposition to Lynette; Gabrielle fears that Bob is trying to seduce Carlos; Beth begins to question Paul's motives.
A Thanksgiving feast at the Solis' results in discovering surprising news about the Sanchez's; Bree learns some of Keith's family secrets; Beth tries to uncover more about Paul's past misdeeds.
Gabrielle fights to keep Grace in her life; Keith plans a special dinner with Bree; Tom gets peeved at Lynette; Renee opens up to Susan about a dark secret.
Paul's nefarious plan for Wisteria Lane is put into full effect; Juanita discovers Gabrielle's secret; Tom is confronted about his past indiscretion with Renee.