Jack and Sara face the repercussions of Drew's discovery; Elaine turns to an unlikely source for support; Zarek takes drastic measures to deal with Brandy.
After seeing a client trick riding, Georgie is determined to pursue it despite Lou's objections.
Beau gets a job offer and must decide whether to stay in Denver with Teddy or move back to Tennessee.
The gang takes on a case of stolen memory, only to discover they're all forgetting something… or someone. The new Morrígan is hell-bent on making sure some memories stay buried forever.
Kenny's personal life takes a toll on his work; Stevie keeps up appearances in the face of adversity; Kenny learns a valuable Christmas lesson.
Michael Portillo travels on the great train routes of Europe, as he retraces the journeys featured in George Bradshaw's 1913 Continental Railway Guide.
Mr. Gold and Regina send Ariel back to Storybrooke with an item that will allow Belle to locate a hidden artifact that could help take down Pan. But unbeknownst to them, two men have broken into the town with the intent to stop them - at all costs. Meanwhile, Emma, Neal and Hook attempt to find Dark Hollow, where Peter Pan's shadow dwells, in order to capture it, and Mary Margaret is upset with David for keeping his poisoning a secret from her.
Masters and Johnson continue their sexual response study – now as participants – but Johnson fears their work may be interfering with Masters’ home life. Libby pressures Dr. Haas to resume her fertility treatments in secret. Meanwhile, Haas struggles to let go of feelings for Virginia as his relationship with Vivian deepens. And Margaret Scully, caught in her infidelity, confronts her husband on the mounting problems in their marriage.
In Abu Dhabi, the teams rappel almost 200 feet and race cars at high speeds.
Doc Ock launches a surprise attack on Spider-Man and the heroes. They soon find themselves in one of the most challenging battles of the season when they're up against the newly reformed Sinister Six. Norman Osborn also returns as Iron Patriot despite Ock's alternate plans for him.
Debbie heads to the Temple of Tombs to retrieve the second scroll, but, to get there, she needs the help of a wizard who has lost his Mojo.
Marge encourages Homer to cross an item off an old to-do list by inviting an old pen pal to visit; Lisa institutes an honor code at school.
When Meg spills her lunch on the new kid at school, he makes plans to end her. Meanwhile, Peter keeps harassing Brian in the nude until it reaches the breaking point.
Nucky enlists Eli and Agent Knox to check the cargo in the Florida shipments; Margaret considers making a deal with Rothstein; Capone grows suspicious of Torrio; Nucky faces a dilemma.
Lockup explore prison facilities throughout the United States, profiling notable inmates, incidents, and prison operations.
Reveals how cold has the power to turn men into Barbarians, spark history's longest running war, and create the concept of race. After the heat of the Big Bang, cold creates the Universe and the planet as we know it. For thousands of years on Earth, cold controls the fate of our species by changing our bodies, our skin, and even the metals we use to fight our wars. When we finally take control of the cold, we learn to dominate the planet.
Donatello experiments with mutagen in an attempt to find a cure for April's mutated father. But one of his expirements goes wrong and he is unleashed in the city.
Kevin, Rook and Argit run into OTTO, an old enemy who tricked Kevin and Argit by stranding them alone in the Null Void. While attending an intergalactic auto show on Khoros, OTTO and Violent Offenders end up stealing some of the most expensive cars, and its up to the gang to stop them with some help from Ben.
A family dinner with Phoebe's new crush goes awry when an uninvited guest crashes the festivities.
This episode asks why mankind is gold crazy, and discovers there's a hard-wired reason we lust after it, and a microscopic explanation for why it shines. We reveal how the science behind our favorite metal drives men across oceans and continents, and how a difference in the way it's used in each hemisphere leads to a clash of civilizations.