E4 Extra

Bryon Stephens, the president and chief operating officer of Marco's Pizza, goes incognito among his employees to assess how the firm and its franchises are faring.

Greg Adler, the president and CEO of off-road accessory empire 4 Wheel Parts, goes undercover in his own business. But his identity is scrutinised by one canny employee.

Frank and Diana live in a million-dollar district, but their fixer-upper's far from being fancy. With four kids and a bird, the twins find them a new nest to call home.

In south London, there are feeding faux pas, raunchy revelations and kitchen catastrophes, as three couples compete to host the best dinner party.

Three couples compete in and around Newcastle, in a week featuring refined dining, an energetic evening, bickering and an eclectic menu.

What's better than a soap wedding? Nothing, according to Dele, who's organised an EastEnders-themed do for bride Tracy.

Anthony has planned an underground Batcave-like wedding for Lauren, who doesn't like 'the dark' or 'small spaces'. A cave is surely right up her street then.

Jeff Dudan, the CEO of environmental services company AdvantaClean, goes incognito among his staff to ensure that his franchise owners are following his template for success.

John Fuller, CEO of The Coffee Bean & Tea Leaf, goes undercover to check on his shops' efficiency. Six years earlier, he did the same thing as CEO of diner chain Johnny Rockets.

Gordon Ramsay visits Fleming, a Danish restaurant in Miami. Once the best family-run restaurant in town, it's now losing money fast.

Akira and Lisa are losing up to $20,000 a month at their sushi restaurant in California. Can Gordon piece the family back together and save the restaurant.

Brand new series: Can the twins turn a leaky bath, outdated features and a purple paint palette into a blank page for Blanca and Teddy.

Anthony buckles under pressure. A familiar face shakes up the interior. And Fraser and Barbie's drama threatens to ruin a crew day off.

Chris Ramsey draws the line at dried spaghetti, the comics are shaken and stirred by a big tube, and Judi Love 'impresses' the Taskmaster with her life achievements.

Jimmy Carr hosts as Jon Richardson and Jo Brand take on Joe Wilkinson and Jamali Maddix. Rachel Parris joins Susie Dent in Dictionary Corner. With Rachel Riley.

Jimmy Carr hosts as Jon Richardson and Sarah Millican take on Lee Mack and Jason Manford. With Nick Mohammed, Joe Wilkinson, Susie Dent and Rachel Riley.

Hospitals: Mark and Jeremy are at the hospital awaiting the birth of Mark's baby. Sophie wants to have a natural birth and doesn't appreciate Mark's anxiety.

It's christening day for his baby, and Mark arranges to pick up Jeremy, the baby's godfather, on his way to church. Unfortunately, the lads get locked in a hallway.