Results Time and for Hollie Cavanagh, Elise Testone, Colton Dixon, Skylar Laine, Jessica Sanchez, Joshua Ledet, Deandre Brackensick and Phillip Phillips it could be the end of the road for one of them as 8 becomes 7. Musical Guests: "The Wanted" and Kelly Pickler.

When Wolowitz gets to work with Stephen Hawking, Sheldon is willing to do anything to meet his hero.

What started as a casual disagreement about blankets and pillows blossoms into all-our war on the Greendale campus. While insults are hurled and the study group chooses sides, Jeff tries desperately to negotiate a truce, but with neither Abed nor Troy budging on their principles or their real estate, the future looks grim for the former best friends.

Becca is reunited with her CIA mentor, Martin Newman, and they join Dax Miller in trying to find the assassin who killed Paul. Also, Michael gets a severe warning about what happens if he tries to escape.

After reading Pete's discouraging KableTown self-evaluation, Jack takes on the task of making Pete a respectable man. Tracy regains his long lost sense of smell and finds himself particularly fond of Liz's scent. Meanwhile, Kenneth unwittingly helps Jenna plan revenge against the Pranksmen.

When Audrey thinks her maid needs help getting money to fix her limp, she asks her neighbors to help contribute, only to find out she misunderstood what the maid needed the money for.

A lion breaks loose in Seattle, leaving a couple's lives and relationship at risk; Lexie overhears Mark's discussion about moving in with Julia; Teddy begins to take steps towards coming to terms with Henry's death; Callie grills Arizona on her past lovers; and Alex requests to be taken off Morgan's preemie case when she becomes too dependent on him. Meanwhile, Meredith tries to be a support for Cristina as the tension between her and Owen hits a boiling point.

Reese and Finch receive Numbers on five Mafia Dons in New York City, and realize that Carl Elias is making his move. Meanwhile, HR leans on Fusco to produce Reese, and Elias leans on Carter to cooperate with him by abducting her son.

Martin crosses paths with a young man who has a history with his deceased wife, Sarah. A couple managing an online instrument repair business work with an Iraqi heavy metal band that has a teenage follower who is looking to share his comedic talent with an American soldier in Baghdad. But the soldier has troubles of her own when her convoy is ambushed, forcing her to hide in the Iraqi desert. Then, a lottery winner comes upon a depressed pastor.

An impending storm heightens the hunters' sense of urgency; Joe returns from his back injury; Troy runs a two-boat operation; and Liz pairs up with Kristi for a two-pronged strategy.

With Reagan working more closely with Luke, Chris starts to show signs of jealousy, but it takes his buddy Reed's bad advice to send him into a full-blown panic. Meanwhile, Ava is surprised to learn that her rival, Shayna, will be competing against her in a 10K run for charity and enlists the help of celebrity trainer Gideon Kirk.

The pranksters take jobs at a garden center, try their luck as CPR instructors and see if they can cut it as deli-counter workers.

Bam Margera pranks his famous friends, including rapper Tyler, the Creator; "Jersey Shore" star Ronnie Magro; and actor Tyler Posey .

Things head back to school in this episode, as a play of Hamlet descends into real life tragedy. Could a young prostitute, a school gossip, a chubby teen or the school principal have some connection to the shocking events?

While working a hostage situation with Detective Vega, Detective Michael Britten unexpectedly finds himself collaborating with Dr. Lee. In an effort to calm down Gabriel Wyath - a patient who has threatened to blow up a mental hospital - Britten is compromised, and the effects follow him into his other reality. Meanwhile, Rex introduces his girlfriend, Emma, to his dad and Bird shows concern over Britten's lack of focus due to his sleepless nights.

Young lawyer Quinn Perkins is offered a job with the crisis management firm Olivia Pope and Associates. Quinn is in awe. Olivia Pope is the former communications director to the President. She and her team of "gladiators in suites" will do whatever it takes to make their clients' problems go away, and newbie Quinn is initiated into the group with trial by fire on day one. Olivia's former boss, President Fitzgerald Grant and his chief of staff, Cyrus Beene are never far from her beat - and when a White House intern accuses the President of having an affair, Olivia is the only one they trust to diffuse the problem.

Anthony Bourdain

Aziz Ansari, Christina Hendricks, Good Old War

Tina and Jason's big night out doesn't go as planned. Jason has a run-in with Jane and tries to find out what happened between them, while Tina worries that things are moving too quickly with Paul. Elsewhere, Stacey and Eric spend the evening with a professor and his strange date.

Anne Rice

Zac Efron, Grace Potter and the Nocturnals

Jeffrey Dean Morgan, Jennifer Coolidge

As a young woman in Paris after the war, Phryne posed for the famous artist Pierre Sarcelle. Now, 10 years later, Sarcelle's widow arrives in Melbourne asking for her late husband's paintings. When she suddenly disappears, Phryne discovers the connection between Mme Sarcelle and the death of an Australian war veteran who witnessed the ?accidental' death of Sarcelle at Montparnasse train station. As Phryne delves into this investigation, she remembers her own days in Paris and her first love. The two worlds collide as Phryne tracks down the murderer - but Jack is the man who gives her the courage to confront her past.