With no paycheck for five weeks, Todd Hoffman's close-knit team turn on each other. Parker's gamble to run his washplant without protection from rocks proves costly. Tony builds a $10,000 mega-trailer to move his barge - but gets his measurements wrong.

Jim looks for a way to destroy Gunmar so Claire can bring her brother home; a power-hungry Strickler comes back to Arcadia.

In the first of two special shows, Jeremy Clarkson, Richard Hammond and James May are challenged to complete an epic journey across Namibia in three beach buggies, each built to their personal spec.What starts off as a simple determination to win an argument with their boss turns into an amazing adventure across some of the most incredible desert scenery Africa has to offer.

The heroes go on a dangerous quest in search of the first Triumbric Stone; Angor Rot creates a charm that links Barbara and Strickler's fates.

Tension rises around Letterkenny while Wayne looks for a stud to breed with his beloved German Shepherd "Stormy".

The Tracys receive a distress call from the crew of a cargo zeppelin. A giant loading claw malfunctioned and has started attacking anything that moves. Thunderbird 1, 2, and Shadow launch out in an attempt to land the ship safely. But the zeppelin contains a dangerous fuel source and there are still crew members trapped near the loading claw. Scott makes it to the cockpit of the zeppelin while Virgil begins to offload the fuel source. Kayo puts on a mech suit to deal with the loading claw while the crew escape. Ultimately, they put the zeppelin down outside city limits and escape just before it explodes.

Rumours spread about Sebastian's accusation against Dylan, While Ethan decides it is time to stand up to Cal.

On Graham's star-studded New Year's Eve sofa: award-winning actors Michael Fassbender and Marion Cotillard, together in Assassin's Creed; X-Men star James McAvoy, starring in new film Split; Olympic golden couple Laura Trott and Jason Kenny, chatting about their book The Inside Track; and Irish rowing heroes Gary and Paul O'Donovan. Plus music from Pete Tong and the Heritage Orchestra.