E4 Extra

Sam Dushey, the CEO of Shoppers World, goes incognito among his own workforce, seeking reassurance that his stores are performing to his high standards as the business grows.

Tim Betts, the CEO of Muscle Maker Grill, goes undercover in the restaurant chain that he recently bought. Is every branch following the same high standards.

There are Thai classics, revelations, dancing and problematic experimental desserts as three couples compete in and around Bristol.

In East Anglia, Paul and Jill plan an Indian buffet inspired by their trips abroad. Lovebirds Tom and Bonnie serve a breakfast-themed bonanza. And gym bunnies Neil and Emma get competitive.

The One with a Christmas Wedding in August: Robbie aims to surprise Jenny with a Christmas wedding in August, featuring reindeer, bridesmaids wearing Santa dresses, and turkey on the menu.

The One with All the Wizards: In Dublin, Harry Potter fan Brendan becomes a wedding wizard, but will his stylish Mexican partner Victor be spellbound by dragons, cauldrons, and broomsticks.

There's No Business Like Snow Business: It's snow joke in the Rimforest mountains, and despite the friendly snowball fights between our rowdy rummagers, things could get frosty.

What does West Covina have to offer? Mainly a bucket load of Rene annoying Mary. And will Brandi and Jarrod's manifestations make them masses of money.

Will it be child's play for Sharon John, CEO of Build-A-Bear Workshop, as she works undercover alongside the employees who custom-make stuffed toy animals in her retail outlets.

Karen Freeman-Wilson, the mayor of Gary in Indiana, goes incognito among the city's workforce and meets a sanitation plant operator, a firefighter and a police officer.

Alfonso Ribeiro hosts as home video clips capture funny, surprising and memorable moments. Cats and dogs face off as furry frenemies. Plus: porch problems, and mum mayhem.

Ivy proves why he calls himself the King of Lancaster, despite Dave's best efforts to take his crown. And Mary uses a ladder to step up her game.

It's jaunty in El Monte when Rene is distracted by Mary and her new fella. But the top story tonight is when Brandi tries her hand at being a newscaster.

In California, Gordon Ramsay visits Lela's, a fine dining restaurant run by inexperienced owner Lela and young chef Ricky. Can Gordon save them from complete disaster.

Gordon Ramsay visits Sebastian's, a pizzeria in Los Angeles. The customers are scarce and the debt is mounting. Can Gordon turn the restaurant's fortunes around.

Greg Davies judges the efforts of five keen comics. Joe Thomas struggles with the definition of a mammal. Sian Gibson sends Greg a NSFW text.

Jimmy Carr, Sean Lock and Jon Richardson are joined by guests Kathy Burke, David Baddiel and Alex Horne and the Horne section. With Susie Dent and Rachel Riley.

Sean Lock and David Mitchell take on Jon Richardson and Katherine Ryan. David O'Doherty joins Susie Dent in Dictionary Corner, while Joe Wilkinson 'assists' Rachel Riley.

In the holy city of Pushkar in India, Russell and Ninette are on a journey of enlightenment. Which involves a rat temple, massage and getting pelted with paint.

Greg Davies judges the efforts of five keen comics. Joe Thomas struggles with the definition of a mammal. Sian Gibson sends Greg a NSFW text.

In this special festive edition of the show, Jimmy Carr and team captains Jon Richardson and Sean Lock are joined by special guests Freddie Flintoff, Ricky Wilson and Roisin Conaty.

Jimmy Carr, Sean Lock and Jon Richardson are joined by guests Kathy Burke, David Baddiel and Alex Horne and the Horne section. With Susie Dent and Rachel Riley.

Jeff Young, the co-owner of custom signs company YESCO, goes undercover in his own business. He meets staff who have suffered misfortune but remain dedicated to their jobs.

Scott Gerber, the CEO of hospitality business the Gerber Group, goes undercover in his own organisation, to ensure it is maintaining the reputation that made it such a success.

In East Anglia, Nikki and Clive host their first-ever dinner party, Lloyd and Molly serve up Thai treats, and Pete and Kirsty host with a letter P theme - but is it perfect or painful.

In Oxfordshire, amateur MC James and Heather offer up French food and a basement rave. Marjie and Matt push the boat out with a Titanic theme. And Tutty and Sonja serve countryside cuisine.

In Belfast, groom David is planning a Narnia-themed wedding, featuring a lion, a witch, a wardrobe and a throne, but his bride Conna dreams of a simple, classic day.

Irish groom David plans a wedding for Canadian bride-to-be Charlotte featuring Mounties, maple leaves and ice skates. Could his big day turn her into an ice queen.

Things start slowly at the San Diego border... until our lot show up. Ivy brings Team Calvin, Mary shows the men how it's done and Rene ends up being a hero.

Celebrations are in order in Mojave for Laura's birthday. But no amount of well wishing will deter her from striking big in the desert.

Greg Scott, the CEO of clothing retailer New York & Company, goes undercover among his own employees, seeking ways to keep the business in vogue and increase profitability.

Renee Maloney, the co-founder of art class studio business Painting with a Twist, goes undercover in her organisation to make sure that her projections of growth are possible.

Alfonso Ribeiro hosts as home video clips capture funny, surprising and memorable moments. We're in the doghouse as pets become pests! Plus: phony phone pranks.

Maybe it's the desert heat but things get seriously weird in Palm Springs. There's a cheating scandal, a lightning storm and... a skateboarding dog.

The One with Mary and Allee: Lights, camera, action! The cast are hoping to find dramatic delights in trendy, artsy North Hollywood. But will Hollywood live up to its name.

Gordon Ramsay visits Finn McCool's, a traditional Irish pub in the Hamptons, where the family feuding has got out of hand. Can Gordon mediate.

Gordon Ramsay visits The Olde Stone Mill in Tuckahoe, New York. The restaurant has been restored, but owner Dean can't get customers through the door.

Tensions bubble to the surface during an apparently simple team task. Plus: what constitutes a loo roll? And how do you entertain a toddler.

Jimmy Carr, Sean Lock and Jon Richardson are joined by Jack Whitehall and Roisin Conaty, while Rob Beckett joins Susie Dent and Joe Wilkinson 'helps' Rachel Riley.

Jimmy Carr, Sean Lock and Jon Richardson are joined by Reginald D Hunter and Aisling Bea, while Holly Walsh is with Susie Dent, and Joe Wilkinson 'helps' Rachel Riley.

Russell and his mum are on a mission in the South Korean capital Seoul, where they've been tasked with scoring their very own K-pop hit.