E4 Extra

Ashley and Brandon Wright, the co-owners of Hamburger Mary's, go incognito in their company, to ensure that their culture of diversity is being maintained as the business grows.

Dan Duffy, CEO of the United Real Estate Group, goes undercover in his own firm. He meets different employees and learns about their professional and personal lives.

Brandi's sneakiness pays off in Santa Clarita. Ivy and Isaiah go big on quantity. Quality, not so much... Kenny searches for his soul sister.

Lisa finds an unlikely mentor when she finally graduates to fully-fledged buyer. Ivy braves the cold. Kenny's on a mission to reclaim his title.

In Glasgow, there's karaoke, edible bowls and a bizarre game of musical chairs, as Kirsty and Alistair, Mark and Claire, and Elvis impersonator Adrian and Amanda compete.

In London, Helen and David's Greek grub takes on Vicky and Geoff's Italian menu, and Sara and Thierry's 1980s night, in a week featuring controversial views and a battle of the cheesecakes.

The One in a Circus Tent: Andrew wants to transport his fiancée Jenni away from their difficult lives. But will his idea for a fun-filled party wedding in a circus tent hit the spot.

Stephen plans a Guns N' Roses-inspired wedding. But bride-to-be Nicki dreams of a traditional, stately home affair for her big day.

Mike Roper, the president and CEO of quick-service Tex-Mex restaurant chain Taco Bueno, disguises himself to work among his staff and gain insight before growing the business.

John Carona, CEO of property management company Associa, goes undercover in his own organisation to see first-hand how his employees are dealing with recent changes at the firm.

Brand new series: Alfonso Ribeiro hosts as home video clips capture memorable moments, from children's birthday blunders to the viral tortilla challenge.

Lisa complicates international relations in Placentia. Rene refuses to be taken advantage of. Ivy and his son conjure up some mysterious sports gear.

Brandi and Danielle discover some mystery balls - and the mystery might end in South America. Rene feels dirty after sorting through his risqué room.

Gordon Ramsay revisits four restaurants he tried to help: the Spanish Pavillion in New Jersey, and Kingston Café, La Frite and Capri in California.

Gordon tries to help La Galleria 33, run by sisters Rita and Lisa, who blame the restaurant's failures on everything from tablecloths to the weather.

Al Murray goes to extreme lengths to maximise his point potential with an egg cup. Sara Pascoe swiftly becomes one of the greatest sporting minds of our time.

Jimmy Carr hosts as Sean Lock and Richard Ayoade take on Jon Richardson and Katherine Ryan. David O'Doherty joins Susie Dent in Dictionary Corner. With Rachel Riley.

Jimmy Carr hosts as Sean Lock and Miles Jupp take on Jon Richardson and Sophie Duker. Lee and Dean join Susie Dent in Dictionary Corner. With Joe Wilkinson and Rachel Riley.

Jeremy tries to wow Toni with his new job in a music studio, while Mark gets passed over for promotion in favour of Sophie, and goes slowly round the twist.

Death and terminal illness prove to be the keys to romantic success for Mark and Jeremy..

Boyle enlists Peralta's help to track down his son's favourite toy for Christmas. The team face their rivals in the annual carol competition.

When a prison van crashes, loads of convicts escape and the squad must track them down.

Al Murray goes to extreme lengths to maximise his point potential with an egg cup. Sara Pascoe swiftly becomes one of the greatest sporting minds of our time.

Jimmy Carr hosts as Sean Lock and Joe Wilkinson take on Jon Richardson and Kiri Pritchard-McLean. The Brett Domino Trio join Susie Dent in Dictionary Corner. With Rachel Riley.

Cindy Galardi Culpepper, the CEO and chairperson of Wienerschnitzel, the world's largest hot dog chain, goes incognito among her staff to look at the company's communication.

Lowell Hawthorne, the president and CEO of Caribbean food producer Golden Krust, goes undercover among the workforce in his own company, to determine the state of the business.

Kenny comes over all Parisian, picking up some girls along the way. Jarrod's had a shocker. Rene grapples with some ancient tools.

Rene takes a swing on an expensive gamble. Ivy and Pops take on a massive mystery mechanism.

In the north east of England, there's Geordie grub, Greek plate smashing and a Shirley Bassey serenade, as Lynne and Ian, Jess and Connor, and Tom and Sam compete across a high-energy week.

In Essex, Karen and DJ Paul host an Ibiza-themed party, Pat and Tino serve up Zimbabwean cuisine, and outdoorsy couple Lucy and Paul plan an ambitious barbecue bonanza.

The One on a Cruise Ship: Will Mark's theatrical wedding on a cruise ship win rave reviews, or will it be curtains.

Jason plans a military wedding for bride-to-be Sacha. Will she sign up to his plans.

Country music artist Darius Rucker goes undercover at an open mic night, as a roadie and a busker, in a bid to find fresh songwriting and performing talent.

Restaurateur Marcus Samuelsson dons a disguise to work incognito in a teaching kitchen, a food truck and a culinary institute, searching for undiscovered chefs to mentor.

Alfonso Ribeiro hosts as home video clips capture memorable moments. Make-up tutorials turn ugly, and a dog gets his paws on the family dinner.

Gunter drives Rene mad, insisting on bidding on a locker full of rubbish. Brandi's got a brand-new positive attitude.

Ivy unlocks his warrior alter-ego in San Bernardino. Kenny wants a massage. Lisa angles her way to the catch of the day.

The saga of Boston eatery La Galleria 33 comes to a dramatic conclusion as Gordon Ramsay gives restaurant owners and sisters Rita and Lisa an ultimatum.

Gordon Ramsay visits Mama Maria's, a failing restaurant in Brooklyn, New York, where owner John is overwhelmed by running a business that's become stuck in the past.

In the penultimate episode of the series, can the comedians impress Greg Davies by giving an item of clothing to a passing cyclist and whispering to an old man.

Jimmy Carr hosts as Sean Lock and Kevin Bridges take on Jon Richardson and Victoria Coren Mitchell. Spencer Jones joins Susie Dent in Dictionary Corner. With Rachel Riley.

Jimmy Carr hosts as Sean Lock and Harriet Kemsley take on Jon Richardson and Chris McCausland. Nick Helm is in Dictionary Corner and Joe Wilkinson is at the numbers board.

Jeremy meets an old classmate, Gog, who he used to bully. Gog is now successful and invites Jeremy to work on his latest art house movie.

Jeff is going on a work trip with Sophie to Aberdeen, and Mark - fearful they will sleep together - becomes desperate to stop them..