Cristos

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.

Gaby accuses Carlos of sabotaging her new relationship; Tom and Lynette try to make Kayla feel like part of the family; Bree's dinner guest shocks the Wisteria Lane residents.

Dexter's world is rocked when a rival serial murderer, dubbed the Ice Truck Killer, privately contacts him and reveals that he knows Dexter's grisly secret.

When Angie realizes that she has free time after helping her family with everyday chores, she volunteers with a variety of charities. Feeling fulfilled, she soon finds herself joining more organizations than she can cope with, and George and the family must help her understand that they need and appreciate her too.

When a judge's wife is shot and killed, Don and his team look into the judge's cases to determine if one of his verdicts led to the murder. Using the judge's past rulings and Megan's expertise in profiling, Charlie creates a mathematical theory to identify the two most probable suspects from the case files. However, when the team discovers a link between the two suspects, the investigation goes in an unexpected direction.