With Christmas approaching, the student council plans a party while Taiga decides to curry favor with Santa by playing Cupid for Ryƫji and Minori.
This episode demonstrates the production processes for carburetors, air conditioners, sugar.
Desmond looks for a woman who might be the key to helping Faraday stop the island's unpredictable movements through time; Locke finds out who has been attacking the survivors.
When a female soldier charges a commanding officer with sexual assault, Lightman is brought to Fort Meade to find out if there's any truth to the accusation. Meanwhile, the Lightman Group is hired to determine whether the young star of a college basketball team accepted a bribe to play for the university.
Lt. Hunt's squad and Lt. Nunzio's crew renew their long-standing rivalry due to a bank robbery with a connection to the Russian mob. Meanwhile, Sam is attracted to a pretty, young social worker.
Lok and the gang visit his home for the summer break, where Lok learns his mom was also a member of the Huntik Foundation. When an old childhood friend appears though with Organization Suits pursuing, the group must put aside their differences to unlock a new Titan and stop the Suits, but is there a traitor in their midst?
The owner of a trucking company, Vic Russell, is found dead after a business meeting; detectives uncover information that leads them to believe that Russell had ties to the Russian mob.
Tai and Beatrice have dug themselves into a hole, both literally as well as financially. They went way over budget when they purchased their dream home, and as soon as they moved in, they took the advice of a relative and began digging a hole in their basement to upgrade the old plumbing system.
Mike becomes a hostage in a bank robbery when he becomes entangled with one of the robbers. As he tries to stop the thieves his efforts are hampered by the twists, turns and being uncertain of what the motives for the robbery was all about.
Patty works to clear Daniel in his wife's murder; Ellen and Tom go to West Virginia to gather vital information in the case against Ultima National Resources.
Ian is attacked and left shaken and confused as to what he could have done to provoke it. When the stranger strikes again, Ian is left hospitalised and there's more bad news when he regains consciousness: he's got amnesia. Suddenly he's an alien amongst his own family and friends, and even his own sexuality is a mystery. Meanwhile it's Debbie's 16th birthday. Tom decides it's time to go public with their relationship, but Debbie has doubts about whether their relationship was ever really serious. Kelly has bad news for Shane about her pregnancy; Frank and Monica are faced with an impossible challenge when they hear the voice of newborn baby Stella: but do they want to know what she has to say about her parents and Chatsworth? And Ian's amnesia brings him a whole new perspective on his life, leaving him questioning if Chatsworth is the place for him after all.
Sean tries to deal with his feelings for Julia, while Liz and Christian analyze their relationship and Christian meets someone who understands what he is experiencing with his breast cancer.
While helping a National Guardsman, Nate puts his team on the line when he slips back into his alcoholic ways.
An exploration of mysterious phenomenon, including alcohol clouds in space, pulsar planets, the possibility of a planet beyond Neptune, and dark matter.
Olivia, Walter and Peter are called in to investigate the death of a car salesman who was found in a pool of "goo," exactly like another man across the country. When Walter discovers that the "goo" is brain matter, the trio tries to figure out how the killer can liquefy human brains. As the deaths pile up, the investigation reveals a common thread linking the victims together in an unthinkable manner. Meanwhile, Olivia is horrified when the case places a loved one in harm's way
Mike heads to Meridian, California to find out what it takes to harvest walnuts. Then he spends some time in Tulelake where he learns how to make goose down pillows and comforters.
Elliot and J.D. encounter a road block in their newfound romantic relationship, and Dr. Cox considers taking the now vacant Chief of Medicine post.
Featuring a special appearance from Sesame Workshop's "Muppets", J.D. learns a lesson about the gift of compassion, while Elliot gets scammed by intern Katie to secure a spot on Turk's team.
Mel has a new client, Marc, who is very young and very eager. Confident, fun, and with access to plenty of money he makes her feel invigorated and is precisely the frivolous diversion Mel needs in her life at the moment. Nat becomes aware she has feelings for Sean and Heather's having trouble disengaging from Jack, overwhelmed by the heterosexual feelings he continues to unleash in her.