When Emery is confronted by a tabloid photographer with video of her talking about cyper, she enlists Julia's help to find a replacement story for him. Meanwhile, Drake tells Roman that Grayson's parents are the leaders of the Red Hawks. When Grayson's parents throw a big charity ball at their house, Drake makes plans to go, at Vega's request, to undertake an important mission. Roman goes to the party to make sure Drake stays out of trouble, but gets caught in the middle of a kidnapping scheme.

When a children's TV show actor is found dead, the Jeffersonian team goes behind the scenes to uncover who murdered everyone's favorite character, "Carrot Bill". But when the team discovers that the actor was known for his promiscuity, they start to uncover some unlikely suspects. Meanwhile, Booth and Brennan plan Christine's first birthday party, and Clark asks the team for their opinions on a fictional novel he's completed

With only a half-hour to go, both Barney and Robin have panic attacks about their upcoming nuptials. Meanwhile, Marshall and Lily rewrite their old wedding vows.

The first elimination of the season occurs after the second week of performances.

Bay sets out to find out the real story behind Emmett's girlfriend. Daphne questions her ability to volunteer at the clinic when she runs into someone from her past. Feeling guilty about her actions, Regina takes a chance at work.

Meanwhile, Kathryn is shocked to discover that her book has been leaked ahead of publication.

The "battle rounds" continue and the coaches enlist the help of the music industry's top recording artists to offer their knowledge and skills as advisers. Adam Levine teams up with Aloe Blacc, Blake Shelton with The Band Perry, Shakira with Miranda Lambert and Usher with Jill Scott. In this phase, the coaches pit two of their own team members against each other in a dueling duet. After the vocal face-off, each coach must choose which artist from their team is the strongest, and has the option of stealing losing artists from an opposing coach. Each coach has two steals during the battle rounds.

When a Chinese dignitary visiting Toronto is poisoned, Crabtree teams up with the prime suspect - who he believes to be innocent - in order to track down the real killer.

When Deke invites Max and Caroline to join him and his parents for dinner at their home, Max is tongue-tied until his mother confides in her about her secret past.

Stephen stumbles upon a clue that the Tomorrow People have been desperately searching for. John and Russell learn of a dangerous plan that Jedikiah has in the works, but no one could have predicted the ultimate outcome. Meanwhile, Cara gets a lead on a new break-out, but is shocked to discover that it's someone from her past. Madeleine Mantock also stars.

Bruno shocks everyone by making an obscure diagnosis that saves a patient's life, and a momentous secret from his past is revealed. After being kicked by a patient, Sandy calls Melissa for help instead of Brian.

Aaron chances the wrath of the Big Monkey when he overrides Richard's instructions on a Mustang Fastback. After picking up a "Holy Grail" Boss 429 Mustang in Minnesota, Richard questions Dennis's decision to buy a rustbucket Jaguar E-Class buried in snow.

Molly looks to win some extra cash when she and the girls head to a riverboat casino for the weekend. Meanwhile, Mike and Vince try to enjoy some college basketball when the guys come over to watch TV.

Aidan helps Kenny get out of town; Sally and Nora help Josh conquer his wolf.

Raquel and Terrence continue to drift apart; Cut reaches a milestone; Keisha and Malcolm try to put the past behind them; Felicia sends April on an out-of-town mission.

Bobby and Sue Ellen try to keep John Ross from becoming like his father; Christopher makes a discovery about Heather's past; Cliff persuades Elena to try a new tact; Judith, Ryland and Ann try to get Emma under control.

As his power over the Korban cult grows, Joe sets a deadly plan in action using new acolytes to carry out his demands. Meanwhile, Ryan and Max devise a plan to contact Joe, in hopes of tracking down his whereabouts, and Weston meets with a face from the past.

The queens impersonate celebrities in a quick-witted TV game show. With guest judges Gillian Jacobs (Community) and Heather McDonald (Chelsea Lately).

A remote hunting area is explored; a team has a run-in with an angry landowner.

Stef and Mike are faced with the repercussions of a shocking revelation, and the fallout could destroy lives and relationships. Callie contemplates her upcoming adoption and Brandon's frustration leads him to make another regrettable decision. Mariana supports a friend with a difficult decision, and Jesus resolves to make a change for the better as he manages his ADHD. Jude gets asked out on a date.

While Violet looks for the perfect couple to adopt her baby, Christy and Bonnie try to convince Luke and otherwise make sure everything works out.

Ron's Business teeters on bankruptcy when his Dad threatens to vut ties... and Bobby is tempted to partner in a new big bucks venture.

It's Food Drive Month at Xavier Academy, and Gerry is determined to make sure he wins the prize for being the teacher with the class that contributes the most food. Robert and Bobbi are put at odds when the field hockey team and debate team are both counting on their star, Sheila, to attend practice at the same time.

A Russian cyber terrorist known only as Ivan is suspected when a defense asset is stolen online. Liz and Red manage to uncover a huge cover up. New evidence comes to light in the case of Jolene's disappearance which in turn helps in the case of the mystery surrounding Tom.

When Gabriel sees himself as the suspected murderer in his crime scene cyber-render, he and Riley must find the mastermind who is framing him. Meanwhile, Lillian is relieved of duty and Tetazoo takes charge with a full-scale manhunt for Gabriel and Riley.

Castle and Beckett investigate the murder of a Wall Street trader, but the case takes a shocking turn when the they discover the victim was an undercover informant for the U.S. Attorney's office. To complicate matters further, the U.S. attorney involved is Elizabeth Weston, Captain Gates' estranged sister.

Archer avoids crash landing in a dangerous swamp only to come face-to-face with a shady arms dealer.

Struck by disaster and nearly defeated, Scott and Derek call on their friends and allies to make one last stand.

The fall-out from Caleb's return causes Dylan to question his loyalty to Norma and Norman. Christine brings Norma into the White Pine social scene. Norman grows increasingly worried about Caleb's presence in town. Romero finds himself caught in the middle of Zane's war with a rival drug family.

Rick battles the devil and upsets Summer. Meanwhile, Jerry and Morty hang out.

A big opportunity in children's television threatens the band's hip hop future.

Arianna Huffington

Jeff Garlin, Andy Daly, Todd Barry

Bryan Cranston

Tonight guests are actor Arnold Schwarzenegger and television host Carson Daly. Musical guest will be Vampire Weekend band.

Jimmy Carter

3 celebrity contestants compete to determine who has the funniest take on the day's pop culture.

Seth was joined by Kathie Lee Gifford & Hoda Kotb, Kyle MacLachlan, plus music from Karmin.

Betty White, Brett Dalton

A new consultant pharmacist called Amy catches Harry's eye but they soon clash over the best way to treat a patient. Jac refuses to play happy families but after events spiral out of control during the hen party, Jonny decides that enough is enough.

An old journalist friend of Perez's, Jerry, dies in a suspicious car accident. However Jerry had been away from the Shetland's for a while so his motives for coming back are unclear. Perez suspects his ex partner Evie may have been involved and she is about to get remarried.

Back in London Doll didn't get the part and has ended up back at the restaurant she worked at before she left for LA. Unaware of this Em is back for Christmas with her family and since both girls Dads used to take them to the same restaurant a awkward encounter between the once best friends occurs. The manager of the restaurant senses the obvious tension and plants a flyer for a show Doll is appearing in, in the bag containing the food Em takes away. Em goes to see Doll's show and at the after party finally has the opportunity to fix her friendship.