In the final Hollywood episode, the judges reveal the Top 40 contestants - 20 guys and 20 girls - who remain in the competition. These contestants will travel to Las Vegas in hopes of impressing the judges one more time. See which contestants shine and which ones crack under the pressure.

While the guys try to give their significant others the perfect Valentine's Day, Raj and Stuart throw a "lonely people" party at the comic book store.

On the island, Damon has an ugly run-in with a Hunter named Vaughn, and realizes he is one of The Five. Stefan confesses his true feelings about the possibility of becoming human again to Elena. When a stunning new piece of information about the cure is suddenly revealed, it changes the stakes for everyone. Jeremy helps Bonnie recognize what is real and what is an illusion, and Shane is comforted by a woman from his past, Caitlin. Back in Mystic Falls, Caroline and Tyler find that their attempt to translate the code on the Hunter's Sword is futile without help from Klaus, who has his own reasons for solving the puzzle.

While on their way to Vicki's Halloween costume party, the study group makes a detour to Pierce's mansion when they learn he accidentally locked himself in his panic room. As Pierce languishes behind locked doors, the group searches the dark and eerie house for the book that holds the code to the door. Along the way they encounter a few of the house's secrets.

It's a race against time for Hank Galliston after his wife, Laila, is abducted by the international terrorist "White Vincent". As the publisher of a paranormal enthusiast magazine, Modern Skeptic, Hank has spent his career debunking myths and investigating conspiracies. Now, seemingly out of nowhere, he is thrust into the middle of one of the biggest conspiracies in human history, sparked by his wife's discovery of an antique clock at a Brooklyn flea market - a clock that possesses much more than the power to tell time. With help from FBI Agent Rebecca "Beck" Riley and his two young magazine staffers, Rachel and Arron, they set out on a journey to find Laila, but soon find their mission is much bigger than just saving one woman.

Walden is surprised when he hears from Kate just before Valentine's day and Alan convinces him to not take no for an answer. Meanwhile, Alan's elaborate Valentine's Day plans go awry, painfully awry.

Leslie and Ben organize a black tie gala to raise money for their park, but their plans are derailed when a city-wide emergency response drill is called. Meanwhile, Andy prepares to take his Police Academy Exam and Ron fills in for Leslie on Pawnee Today.

As the hospital spirals closer to financial ruin, Owen must make some tough decisions, which includes foregoing an expensive surgery that could save the life of a child. Meanwhile, Alex and Jo work together to save the life of an infant, and April asks Jackson for dating advice.

Pam tries to land a job in Philadelphia and has an interview with a strangely familiar manager. Meanwhile, Dwight goes on a quest to clean his aging aunt, and Andy returns from his epic boating odyssey.

Will and Emma's wedding is finally here, and it lands on the day of romance and love: Valentine's Day. The former and current members of New Directions reunite in Lima to celebrate.

The team's new Number is a hotel maid and Reese and Finch infiltrate the hotel where she works. They soon discover that a Serbian hit squad is out to kill her. Meanwhile, Carter must pass a polygraph test to get a position with the FBI.

The designers must fashion clothes from hard and soft materials. Included: The teams are hit with a twist. Bette Midler and fashion blogger Leandra Medine are the guest judges.

Vincent and Catherine find themselves in a struggle when they decide whether to trust Alex or not, with Vince's secret. Meanwhile, Heather acquaints herself with Joe's younger brother, Darius, whom she falls for instantly and Evan starts suspecting Claire, the woman he's been dating, of keeping secrets. Furthermore, Vincent tries to win over Cat with romantic gestures.

In order for the guys to attend a costumed mixed-martial-arts competition, the store agrees to sell an independent comic book, while Walt picks up some pairs of themed underwear.

After a hurricane tears through the bayou on opening day of Alligator Season, delaying hunting for five critical days, the swampers turn to family to help make up for lost time. Complicating matters is the arrival of two new hunters who invade the Louisiana swamp from their native Texas and challenge King of the Swamp Troy Landry to a high stakes bet. The shortened season forces everyone to take bigger risks including one hunter who jumps into the water to wrestle a huge live gator that tries to get away.

Charlie tries to help his patient, Ed, with a placebo pill that's supposedly reduces anger.

The joker's advertise terrible ideas to a bunch of agency professionals, work as custodians at a mall food court and test themselves with the terrifying wheel of doom.

The nerds' intelligence, teamwork and athleticism are tested. Also: Close friends are challenged in a bittersweet showdown.

Archer's former fiancee wants him to save her cyborg boyfriend who is trapped in outer space. Archer wants... other things.

Dana "Scottie" Scott returns to complicate Harvey and Jessica's battle against Hardman. But this time, she's brought the full force of her British firm.

After discovering the truth behind defiance, Fitz is still struggling to figure out whom he can actually trust. Meanwhile Olivia is trying to move on with her life, and she meets a handsome stranger, Jake Weston, who sparks her interest. But when Fitz and Olivia are forced to be in the same room again, real sparks fly and things get heated. Back at Pope & Associates, the team handles a new case, and for the first time they're working with David Rosen instead of against him.

Sherlock investigates what he believes will be an open-and-shut case after Detective Bell is attacked. However, the case takes an unexpected turn when the suspected assailant is found dead. Meanwhile, Sherlock encourages Joan to learn self-defense.

Jim, Billy, and Steve are attacked in their home by two men who think they are drug dealers. The two men are put on trial as Steve, Jim, and Billy recall the events and testify against them.

Susan Rice

Dr. Phil McGraw, Julianne Hough

Gavin Newsom

Jerry Seinfeld, Dave Grohl & the Sound City Players with Stevie Nicks

Jarod Miller, Colbie Caillat, Gavin DeGraw

George Lopez, Sutton Foster

Jimmy Carr returns with the irreverent panel show, in which team captains Sean Lock and Jon Richardson are joined by Krishnan Guru-Murphy, David O'Doherty, Jamelia and Paul Foot.

Guest Jack Dee joins Adam Hills, Josh Widdicombe and Alex Brooker to provide some intelligent and alternative commentary on the significant moments of the past seven days.

Graham is joined on the show by Jeremy Renner, Gemma Arterton, Matt Lucas, Delia Smith and Rita Ora.