One finalist's journey will come to an end as America's vote is revealed LIVE.

Leonard buys a dining room table and it causes Sheldon to reevaluate the changes in his life. Meanwhile, Wolowitz is offered a chance to go back to space and Bernadette struggles with whether or not to encourage him.

As Damon's behavior escalates from destructive to deadly, Stefan begins to regret their last conversation and decides to track Damon down and intervene. For reasons of her own, Elena volunteers to come along. Dr. Wes enlists the Travelers to set a trap that will once again test Damon's friendship with Enzo. After a heart-to-heart talk with Nadia, Matt enlists Caroline and Tyler's help to protect Elena, leading to a violent confrontation. Later, when Stefan tries to comfort a dejected Caroline, their conversation leads to a horrifying realization.

Professor Duncan decides it's time to seduce Britta and Jeff counsels him on how to close the deal. Meanwhile, Britta runs into some old friends and realizes that they have moved on from their shared anarchist views of the past. Abed runs afoul of Professor Hickey when he accidentally damages some drawings Hickey has been laboring over. When Hickey restrains Abed as punishment, the two wind up spending some meaningful time together. Meanwhile, Chang finds himself performing an impromptu one-man show for a ghostly audience.

Nathan asks Tom to spend the weekend with him in the hopes of finding something they have in common. Also, while Debbie and Adam are out of town at a vegetarian convention, Carol stays with Mikayla and accidentally turns her upraising upside-down.

Ben attempts to surprise Leslie with a special anniversary gift. Tom and Adam try to help Leslie bring positive light to the Pawnee-Eagleton merger, while April asserts her new authority as Donna's boss.

When Clarissa kidnaps the younger children of King Henry and Queen Catherine, Mary and Bash work with the Queen to find them, with tragic results. Meanwhile, when Lola attempts to help her brother with a debt he owes, Francis rescues her, causing the two of them to grow closer.

When Keegan's newest client, Lucy Marks, is charged with jury tampering after sleeping with a juror in order to get information about her daughter's case, Keegan has to try and purposely lose the case in order to make the city look accountable for Lucy's daughter's wrongful conviction. But when new evidence surfaces on her daughter's case, Keegan starts to question Lucy's motives. Meanwhile Finn is still sleeping with his teacher against his parent's wishes and Keegan figures out a way to sabotage Mikki and David's blossoming relationship.

Police Officer Harold Jenson tries to balance his increasingly stressful work duties while his home life slips into disarray; a shocking tragedy upends the lives of all involved.

The designers create an avant-garde, steampunk look. Meanwhile, Anya confronts one of her designers and questions whether he actually created the work presented in his portfolio.

The doctors face the consequences of the events that took place at April's wedding. Meredith feels betrayed when Derek goes back on a promise, Alex is furious after returning to the hospital and hearing the news about his father, and Arizona and Callie decide whether or not to move forward together. Meanwhile, Bailey realizes she was wrong about the motive behind Ben's decision to move back to Seattle.

Alan decides to try to win Lyndsey back, while Jenny tries to do the same with Brooke when she feels Brooke pulling away.

Play along with the Pawn Stars when Semie Moseley's personal guitar jams into the shop. Will Rick be able to hit all the right notes for this one of a kind instrument or will this deal go out of tune? Then, the Old Man and Chumlee discover signed photos of Enola Gay. Known as the plane that dropped the atomic bomb over Hiroshima, will the guys go nuclear for it? And later, a class of elementary school kids takes a field trip to the shop. Will Rick teach them the tricks of the trade or will the guys disrupt class?.

After Dawn diagnoses her with an irregular heartbeat, Alex is supposed to be resting up - but before she gets the chance, The Great Randall returns to Hope Zion Hospital after an experimental cancer treatment gone wrong. Meanwhile, Charlie struggles with the implications of his fight with Joel, who is trying to treat a troubled mathematician.

Simon throws a Bar Mitzvah for a client's son, but the celebration may go awry thanks to Zach, who has an unexpected encounter with the only woman he ever loved.

Set sail with the Pawn Stars as a collection of Viking items float into the shop. Will Rick discover a treasure trove or be steered in the wrong direction? Then, Rick is in rock and roll heaven when a Fender Stratocaster played in the studio by Jimi Hendrix comes up for grabs. Can he get this legendary piece on his shelves or will the deal leave him in a purple haze? And later, Rick gets the rare chance to look at some Viking swords that are over a thousand years old. Will he be able to wield a deal?.

Charlie and Sean start a competition to see who can score first with a gorgeous woman from out of town.

Navigating a laser maze to save guest star George Takei; unfamiliar territory leads to a fight for survival.

Taking part in the celebrity game show tonight were Sean Hayes, Allison Janney, Don Cheadle, Christina Applegate, Jason Sudeikis and Olivia Wilde.

Jasmine and Crosby's house is under repair so they move in with Zeek and Camille until the work is completed. Julia continues to go through a difficult time with Joel and leans on her siblings for support. Drew is having girl troubles and confides in Amber.

A young lady gets haunted by some intelligent ghosts when she goes to look after her aunt's house over the Summer. Doug and Claire decide the next step in their relationship is to open a joint banking account. An advert for a pet grooming business. Kath and Dave have 15 minutes of parking to get everything done. Sandra comes across her soul-mate. Fred's date gets audited by the Date Fact Checker.

Olivia's new role presents lots of difficult and challenging problems. An announcement made at the White House from Sally Langston has huge repercussions.

A investigation into a bombing see's old tensions reignite when Holmes and Watson have to partner up with Gareth Lestrade, a former colleague of Sherlock's from Scotland Yard.

King Horik's and Ragnar's armies engage in battle with Jarl Borg, meanwhile is Princess Aslaug on her way to Kattegat.

Kevin Roose

John C. Reilly, Pete Holmes, The Haden Triplets feat. Ry Cooder

Jeff Goldblum

Tonight guest will be actor Denzel Washington and an American professional snowboarder and skateboarder Shaun White. Musical guest will be Sara Bareilles.

Stupid Human Tricks, Simon Helberg, Young the Giant

Coming Soon...

Julia Stiles, Dave Itzkoff, Roddy Hart & the Lonesome Fire

After a novel is turned into a West End musical, one of its stars becomes the victim to a real-life impossible crime. Juno Pirelli is discovered stabbed inside a locked dressing room, from which nobody could have gotten out of.

Jimmy Carr hosts with 8 Out of 10 Cats team captains Sean Lock and Jon Richardson who are joined by Kevin Bridges and James Corden. Peter Serafinowicz is in Dictionary Corner with Countdown's Susie Dent, while Rachel Riley provides the letters and numbers with 'help' from Joe Wilkinson.

Adam Hills and co-hosts Josh Widdicombe and Alex Brooker are joined on the couch by English actor and comedian James Corden.

Graham is joined on the show by Ant & Dec, Naomi Campbell, Aaron Paul, Jamie Dornan and Ellie Goulding.