Adam and Jamie test the old engineering challenge that you can't make a concrete glider fly. Kari, Grant and Tory find out just how dangerous it is to stand too close to the edge of a train platform.
Jack makes a decision regarding Ben's offer. Sawyer's life is placed in danger when Pickett decides to make good on his threat. Locke discovers a hidden message that may help unlock the island's secrets. Kate recalls memories from the past, which caused her to make an important choice.
Last week, in an attempt to make his wait for the Wii instantaneous, Cartman froze himself. Through a bizarre twist of fate, he woke up 500 years in the future, where there are warring factions, some angry sea otters, and worst of all: No Nintendo Wii! Will Cartman get out of this crazy future? Or will he be doomed to never get his hands on the Wii?
With Xana's attacks becoming more and more difficult to handle, the group contemplates adding another member to the team to make things easier. William is still the prime candidate, but Yumi still doesn't trust him. While Jeremie works on a way to get to Sector 5 directly, Xana makes a clone of him and has it take Jeremie's place. Meanwhile, Yumi has missed one too many classes, and will be expelled if she misses another. Odd and Yumi end up bugged by Jeremie's clone, preventing them from rescuing Aelita from the Scyphozoa. The Scyphozoa possesses Aelita, having her enter Code:Xana into the way tower, wiping out The Mountain Sector, cutting off access to Sector 5. However, Jeremie completes his program to send the group to Sector 5 directly.
When a Marine Colonel dies in an explosion at a military golf course, the NCIS team must investigate a suspected terrorist attack with the help from the Army Criminal Investigative Division.
Logan and Wheeler must sort through multiple motives as they investigate an award-winning music producer's death.
When Veronica's term paper appears on the internet, she is accused of cheating by the TA and must prove her innocence. Meanwhile, Wallace has problems of his own when long basketball practices distract him from his studies, and Keith begins seeing Harmony Chase.
Jonas and Bob, on personal time, rescues a young girl from a cult leader as a favor to an old friend. Tiffy covers for Charlotte and finds herself in a lot of trouble.
Christopher treats Rory's college newspaper co-workers to lunch, but the meal ends abruptly when Rory insists they cover a breaking story.
Ray Tatum faces the blame of his team mates after Panthers' win in the game last week might be overturned. Defensive tackle Bobby Reyes is arrested by the police during a practice for beating a student. Coach Taylor and Buddy Garrity are questioned by the Texas High School athletic administration.Lyla and Tim surprise Jason by taking him to the lake.
This episode demonstrates the production processes for inflatable safety devices, Braille typewriters and carbon-fibre cellos, and shows how each is made.
Dr. Merrill Bobolit, who's out of jail, needs Sean's and Christian's professional services. Escobar Gallardo wants them to perform surgery on his face. And Matt tells his family that he's married and that he and his wife are expecting a baby.
The team encounters logistical problems while trying to run tests on a 600-pound man due to his extremely large size. Meanwhile, House spends the night in jail after being arrested by Detective Tritter for various charges, including resisting arrest.
When career criminal Wolfgang West gets put away for four years, his wife Cheryl decides it's time for her family to go straight. But can the Wests change the habits of a lifetime?
Gina brings her new baby home and discovers that everyone has been busy gathering blankets and diapers, making mobiles, and putting together the crib. All her friends want to continue helping, but what Gina and Marco really need is some rest.
Gina flies off to Guatemala to pick up Marco, the baby she is adopting. Maria goes with her to help her with her Spanish.
Chiaki turns out to be impossible to please. Nodame's terrestrial alien army invades Chiaki's apartment in an unidentified heating object, in a desperate attempt to reprogram him in time for the regular concert.
When Odd complains that he doesn't have any cool powers on Lyoko like his friends, Jeremie designs him a teleportation power. It works, but ends up leaving duplicates of himself in the location he teleported from in The Mountain Sector. After trying it twice, Jeremie devirtualizes Odd to find out what went wrong, accidentally creating three clones. Meanwhile, in the real world, Xana attacks using a mysterious smoke that turns anyone it hits to stone. One of Odd's copies gets turned to stone, so the other two Odds must retrieve him before they become unstable and disappear.