Ash finally arrives at the second Battle Frontier venue where he challenges the Battle Arena Brain Greta to a match. Will Ash be able to defeat Greta and get his second Battle Frontier symbol.
Mac, Stella and Flack investigate the death of a young dancer who recently won the lottery, and it isn't long before they realise that her death is connected to Lindsay's investigation concerning the death of a tram driver. Danny and Hawkes look into the murder of a local fish merchant, and soon find their way to a jealous friend who was angry that their child didn't get into a prestigious school.
Deciding to give Jackie the benefit of the doubt since she's dating Wallace, Veronica tries to help Jackie determine who stole her credit card, leading Veronica to appear on a psychic's community access show to pursue a lead. Meanwhile, Wallace confronts his mother Alicia about who his real father is. Later, Veronica learns of a voice mail recording from one of the students that died, made at the moment the bus crash.
This episode demonstrates the production processes for suits of armour, street light poles, bent hardwood and membrane switches, and shows how each is made.
It's Halloween in Tree Hill and everybody is celebrating at Tric, with special guest band Fall Out Boy. The masquerade ball gives the opportunity to Haley to win back Nathan while Brooke is trying to seduce Lucas. Also, Peyton decides to face her new mother and get to know her; Dan uses blackmail to become mayor but things don't turn out as easy as he thought they would when Deb gets in his way.
A family of Cuban refugees tries to make their way to Miami. After they notice the lights in the water, their escape from Cuba is cut short. The next morning Russell encounters one of the Cuban survivors. Meanwhile, Mariel attends a support group and Larkin realizes that someone is following her.
The 4th grade girls are having a sleepover. It’s imperative that the boys find out what goes on behind those closed doors. Butters is picked to be the boy who must fake his death, become a girl and infiltrate this age-old feminine tradition.
On 19 January 1995, the crew of Bristow Flight 56C is forced to perform an emergency autorotation to a ditching in the sea, after lightning damages the tail rotor of their helicopter. Despite the rough sea conditions, the 16 oil rig workers and pilots are rescued by nearby ships.
Foxxy challenges the Board of Education, and Spanky and Xandir embark on a sham marriage for insurance
When Ulrich learns that Yumi might have to go back to Japan because her father lost his job, he can't accept losing her. After hearing the lottery numbers on the radio though, he gets an idea. Using a return trip, he is able to get a ticket with the winning numbers and give it to Mr. and Mrs. Ishiyama. When the others find out, they kick him out of the group until they can figure out what to do. To make matters worse, Xana activates a tower and possesses Nicolas. On top of that, he creates an army of Krabs to guard it.
George and Angie's practical jokes are funnier and scarier than ever as Halloween approaches, but as Benny's abusive comments and behavior grow worse, George finds it impossible to laugh things off and threatens to make some big changes.
FBI agents track the activities of an underground team of kidnappers who deal in the flesh trade of human trafficking.
Sean and Christian visit a mortuary where an employee created a woman from body parts of other women. They operate on a German woman. Sean is at a gathering of people over 65, trying to sell them some procedures. Gina and Julia are in business together.
The infamous "Hook Man," a vengeful spirit who kills his victims with a shiny hook that serves as his hand, terrorizes a small college town in Iowa. Sam and Dean learn that all the victims are connected to the daughter of a local minister and race to find and destroy the Hook Man's bones before he comes for them.
Both Lorelai and Rory are saddened that their estrangement will keep them from spending Rory's 21st birthday the way they had always planned.
Denise finds herself in a difficult position when an auto-injury case she neglected for three years comes up for trial and she is unprepared. While Garrett researches, he meets Cassie, a young paralegal whose strange sexual tendencies hide a painful past. Meanwhile Denny learns he must apologize to Lori or face a sexual harrassment suit, and Alan takes Sara out for dinner and a "show."
After a competency hearing finds that the woman is fit to stand trial, Annabeth tries to find a motive for the murder and discovers several skeletons in the church-going couple's closet. Meanwhile, Maureen finds out there is more to the story behind a seemingly open and shut case of justifiable homicide. Annie Potts (""Any Day Now"") guest stars as Dr. Marla Dodds, the defendant's razor sharp, media-loving lawyer.
The NCIS team takes upon a strange case - a Marine's wife was murdered live on the Internet. The investigation reveals that two housewives were running a live Internet sex site and now they are both missing. While looking for them, the team will try to track down the webmaster and solve the alleged murder case.
In the middle of the announcement of her new National Security Advisor, Anthony Prado, Mac is caught off guard by the breaking news of a terrorist smuggling explosives across the Canadian border. The way in which Mac and her Attorney General deal with the situation pits them squarely against each other, and Nathan Templeton takes great pleasure in publicly second-guessing Mac's every move. Meanwhile, it's Halloween, and Amy - who desperately wants to go trick-or-treating like a normal kid - is disappointed to learn that, due to security concerns, she may have to settle for a party this year instead. When Rod as First Gentleman finds himself fodder for late-night comics, it hits his son Horace especially hard.
Mike goes to Washington and helps build a house out of cob, which is basically a combination of sand, clay, and straw.Mike then heads to California and works alongside Dave the bee man to get rid of some bee's infesting a church.Finally, Mike goes back to Washington and helps clean out the old oil from a deep fryer at a Mexican restaurant and then recycle the oil into fuel or bio-diesel.