Larissa gives Carrie some harsh advice about her relationship with Sebastian. When Harlan asks Tom to work overnight on a top-secret case, Dorrit decides to throw an impromptu get-together, which quickly spirals out of control. Meanwhile, Mouse and Donna get surprisingly close and Sebastian makes a hasty decision after another fight with his parents.

An unexpected visit from the Coast Guard doesn't go well for two dredges. Hank's megadredge is close to claimjumping on CHRISTINE ROSE's honey hole but it still doesn't mean he'll find gold. Will beginner's luck or an old-timer's experience win the day?

Nick and Hank investigate a Wesen "healer" whose ability holds risks that far outweigh its rewards. Meanwhile, Juliette takes in a friend when domestic issues escalate and Hank makes a move on his physical therapist Zuri. Elsewhere, Captain Renard finally tracks down Adalind and has a stern warning for her.

Dave returns to the Hoffman Crew and butts heads with Todd over their mining plan. The Dakota boys stake their future on a new cut and Parker gets a second chance at mining with one of the largest wash plants in the Klondike.

The Order tries to discredit Grayson's pioneering technology as he unveils it in a public spectacle. Browning invites Harker to join the capitalists after sensing his frustration at being unable to implicate Dracula in the General Shaw expose without revealing his own role in the fraud - but Lucy tempts the journalist with a far tastier offer. Meanwhile, the vampire tries to resist his bloodthirsty urges when he helps Mina organise a dance for the patients of her father's hospital.

Louis runs into trouble when the Las Vegas showgirls want to organize into a union. Gil John's loss of control in Afghanistan comes back to haunt him. Andy has his picture taken for the cover of Vanity Fair but Adriana's confidante sees his Andy for who he really is.

Rarity is thrilled to be heading to Manehattan for an important fashion show and brings all of her friends along for a high-class adventure in the city she loves. But when another designer ruins Rarity's chances at winning the competition, she turns to the rest of the Mane Six for help, not realizing that her anger and ambition are damaging her friendships.

Monger gathers everyone for a game of dodge ball.

Dr. Cockroach creates a spray to give the president more authority.

New Years Eve sees Fletch witnessing an explosion at a gay club and he finds Peter Trenton a victim as Robyn tries to help a singer find his voice.

Jonathan Ross returns with the sixth series of his star-studded chat show. Guests tonight include comedienne Jennifer Saunders, Skyfall actress Naomie Harris, Take Me Out host Paddy McGuinness and jazz musician Jamie Cullum, who also performs live.