TV Guide Box Hits Wednesday

Jimmy Carr hosts a hybrid of the comedy panel show and the words-and-numbers quiz, as Sarah Millican and Tom Allen take on Joe Wilkinson and Rosie Jones. Mathematician Rachel Riley looks after the letters and numbers, while Mr Swallow joins lexicographer Susie Dent in Dictionary Corner

Recording artist Darius Rucker goes undercover to find America's next great musical act. Darius first gained fame as lead vocalist and rhythm guitarist of rock band Hootie & the Blowfish, selling over 16 million records and winning two Grammys. He then went on to have a successful solo career as a county music artist. Now Darius wants to find talented but undiscovered new music acts and help launch their careers, so dons a disguise to work at an open mic night, as a roadie and a busker in his efforts to locate fresh songwriting and performing talent

Chef and restaurateur Marcus Samuelsson goes undercover to find and mentor America's next great chef. An Ethiopian refugee adopted by a Swedish family, Marcus developed a deep love for cooking at an early age and has since become a renowned force in international cuisine, with over 30 restaurants worldwide. Marcus disguises himself to work incognito in a teaching kitchen, a food truck business, a culinary institute and a soup kitchen, as he searches for undiscovered chefs to mentor

The DIY duo are back for series four! You know the drill: expect funky furnishings, hardware hysteria and, of course, problematic properties. Can Jonathan and Drew reverse more housing screw ups? David and Siobhan are ready to create a bidding war in their city's red-hot real estate. But first, they need the brothers to work their magic. What tricks do Jonathan and Drew have up their sleeves to secure a sale and land the couple their perfect property in one of the most expensive neighbourhoods in town?Short:David and Siobhan keep getting outbid in their city's intense market. What tricks do Jonathan and Drew have up their sleeves to secure a sale and land the couple a perfect property?

City slicker Corey and his wife Angela kick off the series of dinner parties in Somerset at their grand Georgian home, serving up an Asian-themed menu inspired by their passion for travelling. Day two sees stay-at-home-dad Brian and his wife Kelly prepare traditional British dishes, but Corey criticises every course on the menu. Finally, outspoken Australian Shannon and her husband Tom host the third evening, hoping to satisfy hard-to-please Corey with their European cuisine, and win the cash prize

Farm dwellers Nikki and Clive kick off the contest in East Anglia, serving up a menu of rustic fare. Self-confessed recluses, this is their first dinner party, so it remains to be seen how they cope having company round. They are followed by young couple Lloyd and Molly, who serve up a Thai menu, and bringing up the rear are Pete and Kirsty, with an evening themed around the letter P. Can they pocket the prize with perfect points? It's doubtful, but as ever it'll be fun seeing how they do

Fashionista groom-to-be James arranges a cutting-edge, catwalk fashion show ceremony full of the latest trends for his and his fiancee's big day. However, bride-to-be Jenna is dreaming of a traditional and timeless wedding that will never go out of style

As the wedding planning show gets an upgrade, grooms-to-be are now given £14,000 to plan every detail of their nuptials - although they must still do so without any input from their significant others. The latest run gets under way by introducing Andrew, who hopes a big-top-themed wedding will distract his bride-to-be Jenni from the troubles she faces on a daily basis. Jenni's confidence has taken a knock since she developed a disability caused by pregnancy, and while Andrew became her dutiful carer, he admits romance has taken a back-seat, and hopes an extravagant wedding will help him show his fiancee the spark is still there

Walk-On's is a sports bar chain with plans to double in size, but whether its 4,000 employees are ready to make this audacious move is unclear. Founder Brandon Landry and co-owner, NFL champion New Orleans Saints quarterback Drew Brees hope to find out by hiding in plain sight, joining staff on the front line in their restaurants. They meet a kitchen porter, an assistant manager and a dock supervisor for their main shrimp supplier, in a bid to get to the heart of their business. In the end, Brandon and Drew reveal their true identities and help make their employees' dreams a reality.

Clean Harbours is a hazardous waste disposal company, dealing with everything from hurricanes and oil spills to the 9/11 clean-up operation. Its chairman and founder Alan McKim is struggling to avoid losing highly trained employees as the business expands, so he goes undercover as a mechanic to discover the reason why

The chef travels to New Orleans to visit Zeke's, a much-loved restaurant that has seen standards slip since the original owner died. The new proprietors, husband and wife duo Darryl and Ellen Cortello, focused all the efforts on the financial side of things, so it is up to Gordon to show them that they first need to love food to make any profit

The chef travels to Los Angeles to help La Frite, an outdated French restaurant that is failing to make any profits. His first step is to try to reconcile the feuding family members who run the business, and so devises a plan to bring them together by using secret filming

Greg Davies sets more tasks to Dara Ó Briain, Fern Brady, John Kearns, Munya Chawawa and Sarah Millican, the intrepid players hoping to become the 14th Taskmaster champion. Dara shows off a fabulous flair for folding, Fern complains about being forced to tidy up and Munya tries to work some DIY magic with a coat hanger. Plus, Sarah beautifully reveals what kind of foodstuff is like catnip to her. As usual, Alex Horne monitors the participants' progress with due diligence

Jimmy Carr hosts a combination of the comedy panel show and the long-running words and numbers quiz, inviting Jon Richardson and Jack Dee to take on Lee Mack and Rose Matafeo in a festive-themed edition. They're joined by guests Stevie Martin and Joe Wilkinson, and Countdown regulars Susie Dent and Rachel Riley