Episode list

Lynette goes back to work; Gabrielle struggles with her pregnancy and Carlos in jail; Bree deals with Rex's death; Susan learns more about Mike's past.

Susan discovers that Karl is seeing Edie. Tom can't keep up with housework. Carlos needs Gabby's help surviving in jail. Bree's mother-in-law feels the need to share her grief with the world.

Bree throws Phyllis out of her house; Susan tries bravely to accept Edie's new role in Julie's life; Lynette's demanding boss, Nina, makes her miss Parker's first day of kindergarten; Gabrielle finally breaks after seeing John with an older woman; Felicia persuades Mike to watch his back for the missing Zach and Paul might come after him; Betty and Matthew try to keep their mysterious captive's presence a secret when he nearly escapes.

Lynette's son has an imaginary friend, George and Andrew fight over Bree's attention, Susan struggles with the Zach situation, and Gabby has lawyer problems.

Susan helps her dear friend in financial trouble; Lynette is forced to go out to bars with her man-hungry boss; Bree is allowed to re-bury Rex; Gabrielle hires David Bradley to defend Carlos, but rejects him; More of the Applewhite's past is shown; Paul Young returns.

Susan tries to get Paul Young arrested, while her mother pays another visit; Carlos continues serving his jail sentence, while Gabrielle tries to free him, but his lawyer refuses to represent him; Bree gets a bad rash every time she tries to be intimate with George; Lynette gets into a minor argument with Tom over her purchase of a number of very expensive business suits to impress Nina.

Lynette and Tom find a like-minded couple to watch their kids, Susan strikes up a romance with her ex-husband, and Gabby tries to hide her pregnancy.

The residents stress about security; Lynette fears Tom doesn't keep his eye close enough on their offspring; Susan decides to meet her biological father; Bree later gets a visit from a mysterious woman; Gabrielle learns to face her feelings.

George stalks Bree; Lynette uses some leverage against Nina; Carlos is released from prison; Susan finally meets her birth father, and tries to form a relationship.

Bree has to deal with George's death, Lynette tries to get daycare at work, Susan has problems with her father's wife, Gabrielle fights for her husband and the Applewhites get Caleb back.

Gabrielle kisses Tom; Andrew tries to blackmail Bree; Mike tries to spend a little time with Zach, which angers Paul.

After a bad blind date, Susan meets and flirts with a handsome doctor, named Dr. Ron McGreadie, but she takes a wrong approach by feigning a terminal illness. Meanwhile, some old pictures of Gabrielle turn up on the Internet, and she asks a reluctant Carlos to get them back from an old photographer boyfriend. Tom is alarmed when the kids come down with chicken pox, because he's never had it; Lynette thus learns more about Tom's fear of being sick, as well as being sterile. After Bree asks Detective Barton to make a background check on the Applewhites, she happens to get arrested by the police detective himself for DUI after a lunch date with him. During Wisteria Lane's annual blood drive, Zach learns that he has the same blood type as Mike. After months of silence, Mike's former father-in-law, Noah Taylor, now bedridden with terminal cancer, asks him for information about his case, in which Mike resorts to lying to protect Paul and Zach Young.

Bree sees a stranger at the Applewhites' house, Gabby has a fight with Sister Mary for interfering, and Susan's budding relationship gets a little confusing.

While Tom tries to bond with his new boss, Karl makes Susan an offer she can't refuse. Meanwhile, Bree plays sleuth at Betty's house, and Gaby puts her house in order.

On Valentine's Day, Edie thinks that Karl is going to pop the question after she finds an engagement ring and prenuptial agreement in his briefcase, but Karl is actually trying to get Susan to marry him, instead, so she can get insurance for her upcoming surgery. Gabrielle and Carlos learn she is highly unable to conceive a child again because of complications caused from her recent miscarriage. At the same time, Carlos learns more about the tension-filled relationship between Gabrielle and her estranged, gold-digging mother Lucia, when she drops by for a visit. Also, Bree's problem with alcohol intensifies with the notice of Lynette after Bree babysits her children for the day in which she passes out, and the twins wander around town.

Carlos and Gabrielle decide to adopt, but the process comes to be a lot more difficult than either had expected when they find out they have to be perfect role models. But things get even worse when they find out that John Rowland's vindictive mother, Helen, is an employee of the agency. Susan checks herself into the hospital for her surgery, but she makes the mistake of confiding in a nurse about her infatuation with Dr. Ron. Meanwhile, a showdown between Bree and Andrew leads to a full out war between mother and son when the twisted Andrew plots to become legally emancipated from his mother so he can set eyes on his trust fund, and he resorts to having his boyfriend, James, beat him up and then hires a lawyer to claim that Bree attacked him. Also, the dying Noah Taylor attempts to have Paul Young killed, but when the attempt is unsuccessful, Zach persuades Mike to let him meet his biological grandfather. Also, Tom is having more difficulty at his job when he begins to resent having to take orders from Lynette, which stings his ego of superiority.

Susan comes home from the hospital after her surgery where she invites Dr. Ron to meet Karl after he finds out about their arranged marriage. But the conniving Karl creates friction by having Mike and Dr. Ron meet face to face to provoke a reaction for his own amusement. Lynette is surprised that a new employee at work, named Veronica, is still breastfeeding her child of five. Gabrielle becomes very picky when choosing a surrogate birth mother, and a beautiful baby which leads her and Carl to pick out very pregnant erotic dancer Libby, who apparently rejects them for being middle-class Mexicans. Bree plays her part in Alcoholics Anonymous, but has to deal with a fresh accusation when the twisted Andrew threatens to tell the courts, and anyone that will listen, a concocted story about "repressed childhood abuse" to make his emancipation case stronger, leading to Bree getting drunk and locked up in a department store after hours, leading to her getting rescued by her AA sponsor. History seems to repeat itself when Caleb Applewhite develops a crush on Matthew's new girlfriend Danielle, and breaks into her house to try to win her affections.

Bree overcomes her alcohol addiction by falling in love with her AA-sponsor Peter, only to find he's also a recovering sex-addict, so he passes her on to a woman. Meanwhile, Lynette is torn between testifying at Andrew's emancipation trial in his favor, as he claims to be systematically abused by Bree, or in hers. So, she tests his eagerness to become able (trough his trust-fund) to afford an expensive car. If only he had learned from Bree appearances must be kept up always and everywhere! When Edie finds out from Dr. Ron McCreadie about Susan and Karl's re-marriage behind her back, Edie demands Karl to pay her a wedding that he cannot afford and forces Susan to organize it all. When Gabrielle and Carlos learn that Libby, the girl who promised them her unborn baby, is engaged to the bouncer in the strip-club where she waitresses, they try to pay her off as well as get Libby's boyfriend, Frank, to waive paternity rights prior to birth, but the sale still has a hidden defect... Felicia Tilman returns to Wisteria Lane seeking revenge against Paul Young, starting when she hints at and blatantly him being Martha's murder at a ladies meeting.

Lynette is called in to her kids' school as Parker has gone from being obsessed with Dinosaurs to being obsessed with female nudity. Carlos and Gabrielle must go to court to get custody of their baby, Lily, after they "steal" her from the hospital nursery ward. But they find their court victory for temporary custody bittersweet when Gabrielle resents the baby's crying and enlists their Chinese housekeeper Xiao-Mei's help. Bree's overbearing father Henry and stepmother Eleanor come to town to mediate between Andrew and her after postponing the court trial for Andrew's emancipation. When Henry and Eleanor decide to take Andrew back to live with them in Rhode Island, Bree and a surprising objective ally craftily make sure they find out about his homosexuality. Convinced that Karl doesn't really love Edie, Susan goes to a movie theatre alone and spots Mike with a date. This turn of events leads to Susan making a new friend when she has a run-in with dentist Orson Hodge, whom she confides in her troubles. Felicia heats up her war-of-harassment against Paul, trying to provoke a public reaction from him to make herself look like the victim, and him as the aggressor.

The teenage father of Gabrielle and Carlos' adoptive baby wants to lay claims; Edie is heartbroken after Karl breaks off their engagement; Lynette helps coach Ed's online love life, which backfires; Bree puts her mind to keep Peter in her life.

Bree and Andrew finally end their conflict; Lynette learns that Tom hasn't been honest about his trips to Atlantic City; Edie's private detective begins to uncover numerous details of Karl and Susan's relationship; Gabrielle is having a tough time keeping her Chinese servant in the country; Betty plans to poison Caleb, but not until uncovering a secret.

When Susan hears from Edie she took revenge by burning down her house, Mike accepts to help Susan by planting a wire to tape a confession. Now Andrew is out of the picture, Bree is determined to make up for forgetting Danielle's 17th birthday, which was six weeks ago, with the 'perfect' party, with an opposite effect. Matthew is locked up in the cellar after Betty learns that he set up Caleb so they would have a normal life again, but Danielle finds and frees him. Now their Chinese maid and surrogate mother, Xiao Mei, has pregnancy symptoms, taking care of her needs causes tension between the Solis's after Carlos gives all his attention to Xiao Mei and not Gabrielle. Lynette doesn't believe Tom's story about his trips to Atlantic City, and she secretly follows him to another woman's home. Felicia's personal war with Paul Young reaches the final battle with her having him arrested, for her murder.

Periodic flashbacks to moving-in day on Wisteria Lane and how the control-freak Bree, the ambitious Lynette, the neurotic Susan, and the narcissistic Gabrielle met Mary Alice Young for the first time and how she brought them all together. Other flashbacks show the day that Melanie Foster was murdered back in Chicago and the real reason behind her death, and how Betty decided to live a life on the lam rather than turn in her simpleton son Caleb. Meanwhile in the present, Bree checks herself into a psychiatric hospital, and later gets some frightening news when she learns that Danielle has run away with Matthew. Susan moves into a trailer after her house was burnt down, much to Julie's annoyance. Lynette takes her kids to stay at a motel after finding about Tom's 'other woman' in Atlantic City, but unaware to the real reason behind the woman's history. Elsewhere, Gabrielle briefly thinks that Carlos died after hearing a news report of an auto accident, but it turns on her suspicions to his caring for Xiao Mei. Also, the imprisoned Paul begs Zach to get him a good lawyer via the dying Noah Taylor. But the unbalanced teenager instead decides to take matters into his own hands in order to sever all ties with his father, and his past life on Wisteria Lane for good.

More frequent flashbacks featuring Rex, John Rowland, and George Williams, take us back to key moments in time for Bree, Lynette, Susan and Gabrielle and how they connect to the present. Back in the present, after hearing Betty's message on her cell phone about Matthew being a murder suspect, that he was the one who murdered Melanie Foster, Bree realizes she needs to escape from the psychiatric hospital and help Danielle, who has run away with Matthew. When he sees Mike buying an engagement ring, Karl buys Susan a house, leading to more conflict between Mike and Karl. Meanwhile, Lynette finds out that Tom has an illegitimate daughter from before they were married, and has an unpleasant meeting with the woman, named Nora. Gabrielle discovers a shocking secret her husband has been keeping from her that Carlos really has been having a tryst with Xiao Mei. Also, Mike meets Orson Hodge (Susan's dentist friend) for the first time while getting a tooth filled, in which Orson recognizes Mike as someone from his past. But Mike does not know or remember Orson, leading to a shocking confrontation. Orson also has a meeting of minds with Bree when they meet for the first time at the psychiatric hospital where Orson pays regular visits to a mysterious catatonic woman.