Bree's forced to handle catering for Bob and Lee's wedding by herself when Katherine bails out; Gaby gets a call from Ellie; Julie finds out about her acceptance to Princeton, but Susan doesn't want her to go.
Mike and Susan show off their new child; Gaby forms a strong bond with Ellie (Justine Bateman); Lynette is accused of child abuse. Death threats rock the neighborhood; Katherine's secrets are revealed.
Dr. House and the team treat a homeless woman whose worsening symptoms and unknown identity prove to be a complex mystery.
Kevin and Justin try to help Tommy make a decision about his legal future; Kitty and Evan get acquainted with her new half brother.