It's the first round of competitions for the 16 culinary hopefuls who have secured a spot in "The Taste" kitchen. The teams will face both group and individual cooking challenges as they gear up for battle.

First challenge: Each mentor joins their team in the kitchen for the first time, shares their own memories of the foods that remind them of home, and gives their team a specific dish to put a personal spin on. Second challenge: Without the help of their mentors, the competitors have to prepare the dish that most represents their own memories of home. From soup and roasted meats to a multicultural mash up, in the end, two competitors will be sent home.

Sheldon tries to relax after he is forced to take a vacation. Meanwhile, Leonard struggles to be supportive of Penny after she quits her job, and Bernadette seeks Stuart's help in replacing one of Howard's comic books.

Everyone is up in arms when an anonymous bandit starts dropping coins down people's pants. While Dean Pelton mobilizes the school to investigate, Jeff and Annie pursue their own theories - methodically interrogating staff members. When someone eventually confesses, the school heaves a sigh of relief, but Jeff thinks there is more to the story than meets the eye.

Nathan learns to appreciate Carol's incessant rants after he mimics one of them at work and is rewarded with his own news segment to complain on the air. But when his tirades lack the flair and fervor of his mother's, he secretly devises ways to keep her irritated in order to get new material.

Leslie comes to terms with her last day in office and plans for the future with Ben. Chris and Ann find out the sex of their child, Andy comes home from London, and Tom looks to the future.

Simon gives Lauren a chance to work with a big client facing a PR disaster when the rest of the office comes down with the flu.

As Max's dad, Lee, returns to finally be with Lorna, Sean and Max partner up to do whatever they need to prevent this unthinkable act. Meanwhile Ellie asks for advice from Liz and Hunter which puts them into an awkward parenting situation.

A life hangs in the balance after Hagen tasks Neal with his final assignment.

In the Season 3 finale, the designers showcase their collections at a VIP runway show at the United Nations Headquarters, after which the winner is revealed. Appearing: Gayle King and Zac Posen.

An Al Hirschfeld lithograph; a motorcycle that was built for James Caan.

Alex risks a dangerous surgery on a seemingly inoperable tumor to save a young boy's life. Meanwhile, Joel struggles with the challenges of being Chief of Surgery as Charlie struggles with the spirit of Alex's dead brother Luke.

When Mike is scooped on a story about Jared Norwood, a mobster living in his own building, he starts to worry he's off his game. Ian and Eve discover Norwood gave Graham a statue, and they fight with Graham over what to do with it. Meanwhile, Leigh and Harris try to keep their new relationship a secret from the Henry family.

Alan accepts an offer by Lyndsey's boyfriend to set him up on a blind date, much to Lyndsey's annoyance. Walden pursues Nicole, and offers to help her finish her project to free up time for him.

Tip off the Pawn Stars as Corey and Chumlee check out a pair of baby Air Jordans signed by Michael Jordan himself. Will these rare shoes be a slam dunk for the shop? Then, Rick and Chumlee face the music when a medallion once owned by Liberace comes in the shop. Will they get it for a song, or will the seller leave on a sour note? And later, Rick uses surveillance video to see how much the staff plays while the boss is away.

The guys strike the wrong chord as music instructors and try to save face in a humiliating focus group face-off.

When Jenny cashes in eight years of credit card points for a trip to Paris without Brody, he's left wondering where he stands. The time has come for him to tell her exactly how he feels about her... if Harvard will get out of his way long enough to do it. After lying on his resume, Threepeat has to learn fluent Mandarin in one day or face Mansfield's wrath. Meanwhile, Mansfield makes an announcement that could change everything.

The CIA scores a major break when Vitaly Yurchenko, a high-ranking KGB officer, defects to the US. Assigned as the lead in the debriefing, Aldrich Ames engages in a verbal cat-and-mouse game to determine whether he is in danger of being ratted out. Ames considers taking drastic measures when Yurchenko reveals that he knows of a mole in the CIA. Meanwhile, Sandy frets over the safety of a beloved and esteemed asset, General Dmitri Polyakov.

A multigenerational chronicle of romance, relationships, war and the oil business begins with an entrepreneur hoping to strike it rich in the oil fields, while his adopted son begins an affair with his daughter.

A multigenerational chronicle begins with an entrepreneur hoping to strike it rich in the oil fields, while his adopted son begins an affair with his daughter. Later, war breaks out and the son enlists.

Sarah gets some good news about a job, which prompts Hank to question her. Crosby opens his house to Oliver Rome after the band hits a breaking point and Jasmine is less than thrilled. Meanwhile, Joel and Peet work closely to finish their project and Amber deals with an extremely painful reality.

When a body is found in a barrel, Holmes and Watson launch an investigation into the mafia's ties to the murder. Meanwhile, Sherlock attempts to make amends with Detective Bell.

Scarlett Johansson

Mark Wahlberg, Kathryn Hahn, Chad Daniels

Jeff Skoll

Anderson Cooper, Will Hoge

Leslie Mann, David Koechner

Having turned his back on the Murch, Trey arrives in L.A. to run the Silicon Beach investor circuit with Victoria. Back in San Francisco, Mitchell accompanies Nash to Michael Lau's birthday bash, and Hobbes gets closer with Trevor's mom, Joanne.

Patton Oswalt, Hannah New

After Hilary Ambrose returns home from posting a parcel to Father Brown, he's shocked to discover that his home has been ransacked. An intruder jumps out and holds a chloroformed handkerchief over his face and everything goes blank.

Jimmy Carr plays host along with regular 8 Out of 10 Cats team captains Sean Lock and Jon Richardson who are joined by Miles Jupp and Aisling Bea.

Countdown regular Susie Dent is in Dictionary Corner with help from Nick Helm while the country's favourite boffin Rachel Riley provides the letters and numbers with help from comedian Joe Wilkinson.

Thomas is under increased pressure from DI Rachel Klein and the Home Office as he battles to save the Lyell Centre's reputation. Peter Masham makes an unlikely deal with Bennetto's brother-in-law. Jack and Clarissa finally uncover the true identity of murder victim Byron Lee.

Jimmy Carr hosts as team captains Sean Lock and Jon Richardson are joined by Miles Jupp and Aisling Bea.

This week's theme is Kitsch as Stephen and Alan are joined on the show by Sue Perkins, Reginald D Hunter and Jimmy Carr.

Joining Graham on his sofa are Hollywood giants Sylvester Stallone and Robert De Niro, starring in the new film Grudge Match, Oscar-nominated British actress Carey Mulligan; and comic actor Jonah Hill, talking about the new Scorcese movie The Wolf of Wall Street. Plus, there's music from Jake Bugg, performing A Song About Love.