Stephanie is hell-bent on Orel having a better experience than her own at the school's annual "Arms Length Dance."
Noami grows spiteful as Annie and Ethan grow closer, causing her to deliver an unwelcomed surprise at Annie's sweet 16 party. Meanwhile, the school is all buzzing over the news that Ryan was given a leave of absence, and Adrianna discovers Navid's secret.
The team must treat an agoraphobic who refuses to leave his house, and have to work around Cuddy, who is less than thrilled at having hospital equipment relocated. Meanwhile, House is plagued by an itch, and Cameron and Chase have relationship issues.
Corrine agrees to be Vic and Shane's go-between and also agrees to cooperate with Claudette and Dutch as she does so. Meanwhile, Vic comes to an understanding with Aceveda and seeks one out with Olivia; and Claudette assigns Ronnie to work with Julian to investigate the murder of a high-school football star, keeping Ronnie out of the barn and unable to intercept the letter Shane sent to Claudette detailing the Strike Team's "sins."
While investigating the case of a murdered casino owner, Patrick Jane uses his mentalist skills to ultimately entrap the killer, and win big at the card tables.
In space travel there is a saying that the first 50 miles and the last 50 miles are the most dangerous. See how a single spark inside a spacecraft or a micrometeoroid less than an inch wide hitting a space station can turn a routine mission into a lethal nightmare. As the missions become longer, venturing to Mars and beyond, the potential disasters will only become bigger. What would happen if a spacecraft ventured too close to a black hole or was hit by a gamma ray burst?
When a strange parasite attaches itself to the internal organs of a dying FBI agent, Olivia suspects a connection to the Pattern; Peter and Walter tap into a dead man's brain waves.
Sara is left with no choice but to take Michael to the hospital as his condtion rapidly worsens. Sucre and Lincoln are faced with unknown territory as they are left in charge of the operation. Elsewhere, agent Self makes a surprising ally.
At a BioScience conference, Chuck runs into Jill, his ex-girlfriend who broke up with him and later dated Bryce Larkin. He flashes on her boss, Guy Lafleur, who is suspected to be working on biochemical weapons. Chuck is ordered to reconnect with Jill in order to gain more information on Lafleur. Meanwhile, Emmett wants the staff to take CPR lessons including a test.
Lone Star Taqueria (Salt Lake City, Utah) • Modern Cafe (Minneapolis, Minn.) • Brewburger's (Omaha, Neb.) Guy Fieri uncovers joints doin' things their own unique way; Near Salt Lake City, a retro joint makin' Mexican specialties like shark tacos; and in Omaha, a chef from Montreal is doing the Canadian take on Jewish deli.
Cromartie kidnaps Sarah and races to Mexico to find John. When Derek, Cameron and Ellison discover what has happened, they come to their defense, which leads to one final deadly confrontation with Cromartie.
Alan and Shirley help a minor in a legal battle over her pregnancy, and Jerry takes up his own defense when he faces aggravated-assault charges after an encounter with a bully.
When Sheldon bans Penny from the apartment for numerous minor infractions, she decides to retaliate.
Tension arises backstage at Peyton's USO show as Lucas deals with Peyton and Julian's past. While Haley tries to find a way to ease her stage fright, Nathan grapples with a decision that could forever change his career. Meanwhile, Brooke receives a call that could end her relationship with Sam and Millicent confronts Mouth over Gigi.
Barney creates a holiday to celebrate not being a father. Meanwhile, Lily and Marshall are considering having a baby, but Lily first wants advice from Ted and Robin.
Blair sets out on a mission to break up her mother and Cyrus Rose, her new man. Jenny moves in with Agnes as the two continue with their plans for their own fashion line. As Serena continues to fall for Aaron, she learns something that may derail their relationship forever while Dan interviews Bart Bass for an article for New York Magazine.
Alan tries to escape Judith's grasp as Charlie and Herb go on the prowl to pick up women. They later end up going back to Herb's hotel room with two prostitutes, where Herb declares his love for Judith and races over to win her back.
The Los Angeles FBI office receives a call from a man who claims his son has been kidnapped with just one week to live unless his family pays a $230,000 ransom. Agents follow the money trail overseas and uncover a ruthless international kidnapping ring.
After being given community service for her altercation with a cop, Sam tries to help out Natalie, a wayward young woman, despite pleas from her friends not to. Howard tries to give Todd advice on how to win Sam back, even though he told Howard he wasn't interested anymore.
Hank’s mockery of Brent’s air conditioner temperature lands him in hot water at Corner Gas. Karen and Davis win a meat draw but trouble starts when they have no where to store it and trust Oscar and Emma with their stash. Lacey and Wanda unleash their maternal instincts on an unwanted pet left at the Ruby.