John and Zed return to New Orleans when Detective Jim Corrigan asks for their help in the case of a missing girl. Papa Midnite takes steps toward exacting his revenge on John. Meanwhile, the truth behind the Rising Darkness comes to light.

Gigi Butler, Founder and CEO of Gigi's Cupcakes, America's largest cupcake franchise, hopes to discover that her company has the proper ingredients to keep rising to the top. While undercover, the Cupcake Queen crumbles under the pressure of decorating a cake and spirals out of control when an employee fails to top cupcakes with Gigi's signature swirl.

Nerd Anthem is back and the secret alliance's survival is at stake; one nerd gets into a fight with guest judge Moby and things get awkward.

Cole and Dr. Railly face off with the Army of the 12 Monkeys when both discover the Night Room - an off-site, black ops lab that houses the virus that will one day destroy the world.

A new job forces Will to take a hard look at the choices he's made. Rachel must come to terms with the fact her family home has finally been sold.
Coach Beiste, returns to McKinley and the romantic tension that has been brewing between Sam and Rachel finally boils over.

When a journalist is killed, Five-0 must use his past reporting to hunt down a presumed dead Congolese warlord who is alive and well living on Oahu. Also, as Valentine's Day approaches, Danny overreacts when Grace's texts to a boy start accidently coming up on his cell phone.

When an arson case looks to have Wesen origins, Nick (David Giuntoli) find himself reluctantly having to ask an old foe for help. Elsewhere, Viktor (guest star Alexis Denisof) teaches Adalind (Claire Coffee) the effectiveness of well-played diplomacy. Meanwhile, Juliette (Bitsie Tulloch) finds herself in a confrontation sooner than expected.

A Portland, Ore., couple seek financial backing for their customized sandals, which are manufactured in Uganda; a father explains how his daughter inspired him to make a gold-mining bucket; a San Francisco woman pitches a sports bra that she claims is a "fanny pack for your rack"; and the Sharks consider investing in a do-it-yourself kit to develop photos. Also: an update on the Paint Brush Cover from Season 5.

Parker diverts a creek in order to mine a pile of gold in the riverbed; Tony's crew is upset over fitting the tailings conveyor; Jack is accused of sabotage.

Michael locks Peter and Alan in a pit. Alan escapes and discovers that Kyle has a secret of his own. Agnes reveals a shocking truth to Michael, who drastically turns on her for doubting him. In the future, Caleb uncovers Walker's deception and takes matters into his own hands.

This weeks guests include director of "Merchants of Doubt" Robert Kenner, former Republican member of the United States House of Representatives Tom Davis, Editor-in-Chief for the Economist magazine Zanny Minton Beddoes, co-founder of the black political blog Jack and Jill Politics and CEO of Cultivated Wit Baratunde Thurston, and actor and author of "Holy Cow" David Duchovny.

When a star witness in a double murder case drops out, Erin is tasked with bringing a protected mob informant back to New York for a case and keeping him safe, with help from Danny and Baez. Also, Frank enters into tense negotiations with Mayor Poole about police officer benefits.

Joel McHale's special guest are the cast of Hot Tub Time Machine 2 & Nick Young.

Reduced to the status of observer as the FBI plans a raid on the Redbone wilderness compound, Lucas decides to take matters into his own hands in his pursuit of Chayton. Still stung by Proctor's rebuke over her initiative in dealing with the Black Beards, Rebecca is further chagrined to learn of her uncle's burgeoning romance with Emily, Brock's ex and Leah's caregiver. Deva is drawn to a handsome stranger.

Scott has a shoot-out with Mark Duplass; etiquette expert Miss Polite gives advice; Scott helps Reggie get the girl of his dreams.

Tonight Jimmy's guests are actor Samuel L. Jackson and actor Norman Reedus. Musical guest will be singer-songwriter Jessie J.

David Letterman was joined by Bill Hader and Pat McGann, plus music from Shakey Graves.

A routine traffic stop lands a suspect who poses a lethal new threat, while Bosch and J. Edgar (Jamie Hector) pursue a promising lead in the bones case. Bosch locks horns with Deputy Chief Irving (Lance Reddick) over his ongoing court battle, just as his relationship with Brasher picks up. And murder suspect Raynard Waits (Jason Gedrick) makes a startling confession about Bosch's cold case.

Host: Wayne Brady; Guests: Dick Cavett, Morena Baccarin, Derrick Pitts

Juvia has known Gray for 413 days; hence, it's a time to celebrate their "anniversary". But when Erza encourages her to get Gray a present, it becomes a conundrum. Juvia takes several stabs at coming up with an appropriate gift, but will it please Gray on this day that has a special meaning for him?

The sixth set of hopefuls audition with the judges only able to hear their voices and not see how they look. The judges have to select ten different acts during the course of the auditions that they would each like to mentor. If more than one judge are impressed by the same act then the act has to decide which judge they would like to be mentored by.

Connie suggests that Dylan applies for the vacancy of Consultant as the team's professionalism is tested by a criminal.

The host is joined by the nation's best-loved TV double act - I'm a Celebrity, Saturday Night Takeaway and Britain's Got Talent presenters Ant and Dec. Plus, Jonathan Creek star Alan Davies, talking about his comedy chat show As Yet Untitled, currently showing on Dave, and legendary Hollywood actress Goldie Hawn. Multiple-Grammy-winning musician Diana Krall is also in the studio for a chat and live performance.