Gabrielle tries to revisit her past when old friends come to town, but doesn't want anyone to know that she's three months pregnant. With the aftermath of her breakup with Mike, Susan finds temporary solace from her ex-husband Karl as his relationship with Edie hits a bump. Also, the Scavos learn more about the new neighbors, the Harpers when they babysit their children and uncover a sex tape of the couple. Lastly, Caleb gets loose from the basement and roams around Wisteria Lane at night, which leads to major consequences for Gabrielle.

Gabrielle takes a shot at training potential young beauty queens. After discovering a wall of photos of half-naked boys in his basement, Lynette is convinced her new neighbor Art is a pedophile. Susan stays at Ian's house and clashes with his butler. Carlos asks Mike if he could stay with him for a while. With his mother living in the Hodge house temporarily, another part of Orson's past is revealed.

The residents of Wisteria Lane celebrate their annual holiday block party. Meanwhile, Gabrielle sets her eyes on a father of a girl she's coaching. Mike is arrested for Monique's murder. Thanks to Lynette, mothers of the neighborhood arrange a protest against Art. This causes his sister a heart attack. And Susan has to cook dinner for Ian's parents.

Gabrielle cannot avoid Zach. Mike's new lawyer suggests he pleads guilty, but Susan doesn't agree with that. Gloria informs Bree that she and Alma believe Bree is the other woman. Instead of going back to work Lynette pretends to be ill so she can help Tom promote the pizzeria at a food fair.

Susan goes into the woods to try to find Mike. Gabrielle gets into an argument with a meter man who gives her a ticket. Victor is elected mayor, and Gabrielle goes back to teach the meter man a lesson. Edie's ex-husband comes back to collect Travers. Lynette realizes she has feelings for another man.