E4 Extra

The gang recall the evening six months earlier when Barney accepted a series of romantic challenges from Lily and Robin. Bryan Cranston guests.

Seeing his mother and father together for the first time in years, Barney becomes convinced that he can reunite them. John Lithgow guest stars.

Amy has a meltdown when she feels the pressure of what it would mean for women everywhere if she were to win a Nobel Prize.

Raj publishes a paper that suggests he may have discovered alien life. Penny encourages Leonard to stand up for himself.

In Cambridgeshire, big kids Wizz and Luke host a children's party-themed night, Diana and Mark do fine dining, and Ed and Steve serve an enormous trifle. Mmmm, trifle.

There's a budding bromance, a Bryan Adams tribute singer and some impromptu am dram performances, as three couples compete to host the best dinner party in Cheltenham.

Best pals Colleen and Naomi bought Classic American in New York together, but their inexperience is pushing their friendship to the edge. Can Gordon help.

Jane wants a country house wedding extravaganza, but Colm chooses a 1920s-themed reception at a race track featuring gangsters, gambling and the Charleston.

The One with the Party Boy Groom: Reluctant Lee devises Las Vegas-style nuptials, but it's not the family church in Norfolk that his bride Anna had in mind.

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.

Best pals Colleen and Naomi bought Classic American in New York together, but their inexperience is pushing their friendship to the edge. Can Gordon help.

In Boston, Gordon Ramsay visits Davide, an Italian restaurant that's been run into the ground by brothers Frank and Anthony. Can they learn to trust each other again.

Gordon Ramsay revisits two restaurants - Giuseppi's and Sante La Brea - to find out whether his advice has been put to good use.

When Howard seduces Penny's friend and spends the night with her in Penny's flat, Penny asks if she can sleep on Leonard and Sheldon's sofa.

Raj panics when his parents arrange a blind date for him. But he discovers that he can talk to her - after a few drinks.

Sheldon and Leonard fall out when they're asked to collaborate at a physics conference. Penny tries to help but just makes things worse.

Leonard and Sheldon each tell a lie to avoid going to see Penny singing on stage in a production of Rent, but Sheldon's fib gets out of control.

Jimmy Carr hosts as Jon Richardson and Catherine Tate take on Sean Lock and Joe Wilkinson. Joe Lycett joins Susie Dent in Dictionary Corner. With Rachel Riley.

Can Frank Skinner, Josh Widdicombe, Roisin Conaty, Romesh Ranganathan and Tim Key fill an egg cup with tears or work out how to play 'Taskmaster squash'.

It's the start of term and Carli is organising a charity fashion show. It's only for the cool kids, so our heroes aren't involved - until a last-minute hitch.

To impress a girl in the year below, Simon attends his first concert since he saw Take That with his mum. But Will, Jay and Neil tag along too.

In Boston, Gordon Ramsay visits Davide, an Italian restaurant that's been run into the ground by brothers Frank and Anthony. Can they learn to trust each other again.

Jimmy Carr hosts as Jon Richardson and Catherine Tate take on Sean Lock and Joe Wilkinson. Joe Lycett joins Susie Dent in Dictionary Corner. With Rachel Riley.

Can Frank Skinner, Josh Widdicombe, Roisin Conaty, Romesh Ranganathan and Tim Key fill an egg cup with tears or work out how to play 'Taskmaster squash'.

First episode of the US comedy about 11-year-old Adam documenting his life in 1980s suburbia with his parents' video camera. Barry wants driving lessons.

A day out with Erica at the roller-skating rink leaves Murray wishing that he hadn't asked his daughter to confide in him about her life.

To get Marvin off to sleep while they are stuck in traffic on the bus, Marshall creates three rhyming bedtime stories based on the gang's many exploits.

Barney becomes convinced that Robin is planning to throw him a special wedding rehearsal dinner at the laser tag arena, which infuriates her.

Barry Kripke finds proof that Dr Pemberton plagiarised his thesis in college. Should Sheldon and Amy turn in their rival.

Leonard is surprised when his mother Beverly comes to visit and is kind to him, until he finds out the real reason she's there.

In Gloucestershire, a farmhouse feast competes with a Mexican menu and a Japanese theme, in a week featuring a bizarre breakdancing demo and proposal pressures.

In east Kent, there's a Welsh menu, hippy vibes and a battle of the curries, as outspoken Sean and Beth, Marcus and Miguel, and Geoff and Jill compete to host the best dinner party.

In Carlstadt, New Jersey, Gordon Ramsay attempts to save the Grasshopper Also, a family-owned Irish restaurant that's on its last legs.

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 the Groom Hunt: Groom Lee and his brother take off on a tour of Europe, telling bride Becky that if she wants to marry Lee, she has to find him first.

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.

In Carlstadt, New Jersey, Gordon Ramsay attempts to save the Grasshopper Also, a family-owned Irish restaurant that's on its last legs.

In New Orleans, Gordon Ramsay visits a restaurant famed for its Cajun food and loyal locals. But under new ownership, standards have slipped and the customers have left.

Best pals Colleen and Naomi bought Classic American in New York together, but their inexperience is pushing their friendship to the edge. Can Gordon help.

Penny volunteers to nurse Sheldon when he's sick. But his friends, who know how miserable he is when he's ill, stay well away.

Sheldon's confidence is shaken to the core by a 15-year-old physicist who is clearly much brighter than him.

Sheldon is ousted from the gang's Physics Bowl quiz team, so he decides to prove his superiority by forming his own team for the event.

When Penny makes fun of Leonard's habit of collecting goofy memorabilia, his friends kick up a fuss and try to keep him on the side of the nerds.

Jimmy Carr hosts as Sean Lock and Kathy Burke take on Jon Richardson and David Mitchell. James Acaster and Joe Wilkinson join Susie Dent and Rachel Riley.

How do you make a Swedish man blush? And can you take a boulder on a train? Find out as Greg Davies and Alex Horne torment their captive band of comics.

Simon and his new girlfriend Tara double date with Will and Tara's friend Kerry, but Will wonders if it's worth spending time with a girl he finds boring.

Simon and his new girlfriend Tara are going on a trip to visit her sister at university, and the other boys decide to invite themselves along.

Will's mum goes on a weekend away with an old friend. Will is left home alone and the boys take advantage of the situation. It's all fun until the morning.

Will draws on his scouting experience to cope with the last trip he's organised for the boys before they go their separate ways. But the others are unprepared.

Jimmy Carr hosts as Sean Lock and Kathy Burke take on Jon Richardson and David Mitchell. James Acaster and Joe Wilkinson join Susie Dent and Rachel Riley.

How do you make a Swedish man blush? And can you take a boulder on a train? Find out as Greg Davies and Alex Horne torment their captive band of comics.

Barry wants money to buy an expensive new pair of basketball shoes, so Murray hires him to work at his furniture shop so he can earn it.

Determined to get Pops to settle down, Beverly plays matchmaker for her father and pairs him up with a woman called Sophia.

The friends encounter a guest at the hotel who intentionally stirs up trouble between them. Marshall and baby Marvin finally arrive in Farhampton.

Slappointment in Slapmarra: Marshall reveals how he learnt enough speed, strength and accuracy to deliver the Slap of a Million Exploding Suns to Barney.

Sheldon and Amy stay up late awaiting a phone call that could bring big news from the Nobel Committee: are their lives about to change.

Howard and Bernadette go on a trip without their children, Leonard and Penny try to keep a secret, and Raj makes a new friend.

In Kent, there's wild garlic from the local churchyard, a risky bonus ingredient, an uncanny resemblance, and a good old sing-song, as three couples put their hosting skills to the test.

In Leeds, giggly Gemma and Ryan serve up a menu that shows off their fun side. But will it meet Jonathan and Keith's high standards? And will Nigel and Yvonne ever stop singing.

In Bridgeport, Connecticut, Gordon Ramsay visits Cafe Tavolini, a restaurant that's being neglected as the couple who run it teeter on the edge of divorce.

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.

Nathan loves music and Stoke-on-Trent, so when bride-to-be Beccie gives him free rein to organise their wedding, he plans Northern Soul nuptials.

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.

In Bridgeport, Connecticut, Gordon Ramsay visits Cafe Tavolini, a restaurant that's being neglected as the couple who run it teeter on the edge of divorce.

Gordon Ramsay revisits three restaurants that he helped - Lido, Anna Vincenzo's and Le Bistro. Have the owners put his advice to good use.

Gordon Ramsay tries to save struggling restaurant Down City in Providence, Rhode Island. But tough-talking owner Abby refuses to take advice from anyone.

Leonard, Raj and Howard all fall heavily for Sheldon's twin sister, but when Leonard comes up with a plan to win her heart, it's derailed by Sheldon.

Penny throws a surprise party for Leonard, with help from Howard and Raj, but Sheldon's indulgence in an electronics shop throws her off track.

When Penny breaks up with her boyfriend, Leonard plucks up the courage to ask her out. And each of them turns to Sheldon for advice about their date.

Penny opens up to a reluctant Sheldon after a less-than-stellar first date with Leonard, putting him in the awkward position of having to keep a secret.

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.

In the series finale, as well as playing for Tim Key's fish chowder, the comics have their eyes on the inaugural Taskmaster prize. Who's best at golf with eggs.

In New Orleans, Gordon Ramsay visits a restaurant famed for its Cajun food and loyal locals. But under new ownership, standards have slipped and the customers have left.

Gordon Ramsay revisits three restaurants that he helped - Lido, Anna Vincenzo's and Le Bistro. Have the owners put his advice to good use.

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.

In the series finale, as well as playing for Tim Key's fish chowder, the comics have their eyes on the inaugural Taskmaster prize. Who's best at golf with eggs.

Beverly is furious when she discovers that her engagement ring is the same one that Murray gave to his former fiancée.

Who Are You Going to Telephone?: Adam abandons Pops at Halloween to go trick-or-treating with a group of cool new friends who are really up to no good.

Marshall and Lily's big fight about Marshall accepting a judgeship without telling Lily has been looming, but the couple put it on hold to enjoy their reunion.

In flashback for the 200th episode, it is revealed how Ted has a history of missed connections with his future wife, such as when he meets her roommate.

The first ever episode of the hit sitcom. Leonard and Sheldon's geeky world is shaken up by the arrival of a beautiful new neighbour.

Sheldon sneaks into Penny's flat to tidy it. She's not happy about it.

Rugby fan Andy and dental nurse Holly bring a Mexican fiesta to Yorkshire. Mitesh and Jess serve an Indian meal to spice-averse guests. And Paul and Mandy dish out a few surprises.

In south Wales, there are tattoo revelations, a musical-themed feast and nana's egg sauce, as Red and Bozey, 'Princess' Trish and Alan, and Marc and Dan compete.

In Los Angeles, Gordon Ramsay visits La Frite, a French restaurant that's being run into the ground by its squabbling family owners.

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.

The One on a Thai Farm: After a hilltop proposal, hopeless romantic Gavin plans nuptials in Somerset for his fiancée Sophie, with a combined theme of farmyard and Thai.

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.

In Los Angeles, Gordon Ramsay visits La Frite, a French restaurant that's being run into the ground by its squabbling family owners.

In Eagle Rock, California, Gordon helps Capri, a restaurant in a rut that's owned by identical twins Jim and Jeff and is closed more often than it's open.

In Carlstadt, New Jersey, Gordon Ramsay attempts to save the Grasshopper Also, a family-owned Irish restaurant that's on its last legs.

Seeing Penny out on a date with another guy sends a distressed Leonard rushing back to Leslie Winkle, much to Sheldon's dismay.

Penny becomes addicted to an online game based on the world of Conan the Barbarian and begins to pester Sheldon for advice.

Full of confidence after being named one of People magazine's '30 to Watch Under 30', Raj hits on Penny and becomes impossibly arrogant.

When Leonard can't drive Sheldon to and from work, the friends stage an intervention to overcome Sheldon's fear of getting behind the wheel.

Jimmy Carr hosts a festive edition, with Susie Dent and Rachel Riley. Jon Richardson and Sarah Millican take on Sean Lock and David Mitchell. Plus: David O'Doherty.

Joe shares jokes, paintings and some trolling he's been up to, such as breaking into banks, selling art for £12.5million and taking on Olympic medallists.

Candid comedy set in 1990s Northern Ireland. It's the first day of school, and Erin wakes to find her cousin reading her diary. Granda Joe announces there's a bomb on the bridge.

Lisa McGee's comedy set in Northern Ireland in the early 1990s. Everyone is really excited when Sister Michael announces the school trip to Paris. And boring Uncle Colm arrives.

In Eagle Rock, California, Gordon helps Capri, a restaurant in a rut that's owned by identical twins Jim and Jeff and is closed more often than it's open.

Jimmy Carr hosts a festive edition, with Susie Dent and Rachel Riley. Jon Richardson and Sarah Millican take on Sean Lock and David Mitchell. Plus: David O'Doherty.

The Jokers pose as newspaper reporters trying to get reactions to a fictional news story. The loser goes to a bookstore to read an excerpt from his fake new book.

The guys try to convince strangers that they remember them. Roadside, the loser wears a sign that says 'I lost a bet. Please ask me what my punishment is.

On the eve of the wedding, Ted and Robin take a walk on the beach and have a heart-to-heart conversation. Marshall finds out that his hotel room is haunted.

Barney can't get out of bed on the morning of his wedding because he had too much to drink the night before, so the gang try to make him a famous hangover cure.

On the morning of the wedding, Ted helps a stressed Barney decide which suit to wear. Lily thinks Robin isn't treating her big day with the gravity it deserves.

Marshall tries to work out where Lily went when she stormed out of the hotel on the night of their big fight. Robin is worried by Barney's pre-wedding behaviour.

When an old friend of the gang, Gary Blauman, shows up at the hotel for Robin and Barney's wedding unexpectedly, the seating plan is thrown into disarray.

Call Me When You Get There: Barry's thrilled about the freedom that comes with his new driver's licence, until Beverly lays down her 10 unbreakable rules of the road.

Beverly tries to make friends with her reserved, softly-spoken neighbours the Kremp family and bombards them with invitations to a barbecue.

When Beverly invites Murray's unreliable brother Marvin to visit at Thanksgiving, she reignites their long-standing feud.

Erica's new job at a department store is put in jeopardy when Beverly takes advantage of her daughter's employee discount far too frequently.

On the eve of the annual high school talent show, Beverly and Murray fall out over Barry's plan to perform his martial arts routine on stage.

The One with the Hen-Pecked Groom: Ben's fiancée Sarah 'wears the trousers with three belts', and his mum's always telling him what to do. But for his wedding, he's taking control.

Katie's dreams for a glitzy Hollywood wedding don't quite tally with her fiancé Mike's plans: a big Blackpool bash complete with a bouncy castle and a bucking bronco.

The Afternoon Tea Stag Do One: Nichola wants a girly Essex wedding, but history-obsessed Nathan can think of nothing worse. Will this wedding go down in history for all the wrong reasons.

The One in a Party Mansion: Adam is planning a gigantic wedding party in a luxury mansion for fiancée Lydia, complete with swimming pool, tennis court, and... a Simon Cowell lookalike.

Gordon visits high-end Le Bistro in Florida. Owner Andy has cooked for top chefs in the past, but he's lost his passion - and he doesn't respond well to criticism.

Gordon Ramsay revisits two restaurants - Giuseppi's and Sante La Brea - to find out whether his advice has been put to good use.

In Atlanta, Gordon helps first-time restaurant owners Richard and Jorge, whose establishment is in trouble due to their constant fighting, poor food and bad vibes.

Gordon Ramsay helps a family-run Greek restaurant turn its fortunes around in Ventura Harbor in California. But he uncovers a shocking family secret..

Leonard is upset when he discovers that Penny is seeing someone, so he plucks up the courage to ask a woman out on a date.

Getting fired forces Sheldon to ponder life outside physics, so Leonard has to take drastic action to snap his friend out of his reverie.

Leonard thinks he's been wasting his time on Penny, so he turns his attention to Leslie. Sheldon's uncomfortable with a change to his hamburger routine.

Penny's Halloween party puts Leonard, Sheldon, Howard and Raj through a demanding new test of their social skills.

When Howard seduces Penny's friend and spends the night with her in Penny's flat, Penny asks if she can sleep on Leonard and Sheldon's sofa.

Raj panics when his parents arrange a blind date for him. But he discovers that he can talk to her - after a few drinks.

Sheldon and Leonard fall out when they're asked to collaborate at a physics conference. Penny tries to help but just makes things worse.

Leonard and Sheldon each tell a lie to avoid going to see Penny singing on stage in a production of Rent, but Sheldon's fib gets out of control.

Penny volunteers to nurse Sheldon when he's sick. But his friends, who know how miserable he is when he's ill, stay well away.