The Jeffersonian team investigates the murder of Charlie McCord, a high school principal who, upon learning he had terminal cancer, created a website where people could go and pay for his inspirational videos. When the team finds a suspicious video of Charlie punching former UFC Light Heavyweight Champion Chuck Liddell (guest-starring as himself) in the face, it leads the team to Charlie's bucket list, which ultimately helps them get closer to solving the case. Meanwhile, Brennan and Booth finally start to plan their wedding and Sweets could be replaced by a virtual profiling system.

When Barney is forced to pick sides in a fight between Robin and his mother, Lily coaches him on how not to ruin his relationship. Meanwhile, Ted and Marshall get into a dispute over wedding gifts and thank-you notes.

Another elimination occurs after the fifth week of performances, which features celebrities dancing to songs that represent a memorable time in their lives. Also: Aloe Blacc sings "Wake Me Up".

Trying to be hospitable to Joel, who is visiting BlueBell, Lavon and AnnaBeth invite him and Zoe over for a quiet dinner, but when Lemon meets Alabama's most eligible bachelor, Carter Covington, she invites herself along with Carter to the soiree. However, when some unexpected guests show up to the party, Lemon's ruse with Wade risks being exposed. Meanwhile, George makes a bad decision involving Lynly, which could ultimately ruin his friendship with Lavon.

The "battle rounds" begin 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 Ryan Tedder of OneRepublic, Blake Shelton with Cher, CeeLo Green with Miguel and Christina Aguilera with Ed Sheeran. 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 where their artists will proceed to the new knockout rounds.

When a schizophrenic young man living in the Rosedale Valley ravine is found murdered, Psych Crimes is called to a puzzling scene: the location has been cleaned and the body carefully posed. What starts out as a murder investigation becomes a quest to save a family and avert another disastrous outcome.

When Max and Caroline can't figure out how to use the new cappuccino maker they bought for their cupcake business, they take temporary side jobs as baristas at a coffee house to learn the ropes.

When Fitz's attempts to transform Fitzpatrick Motors into a family-friendly establishment fail, he realizes he is dealing with a customer he knows nothing about - mothers. Fitz ends up getting to know one of his customers a whole lot better and realizes he's face-to-face with the perfect business opportunity. Things go awry when Larry brings the social worker by for a surprise home inspection.

When an unidentified boy is discovered in Sleepy Hollow, Ichabod Crane and Lt. Abbie Mills are called to the scene. After speaking with the child, they immediately realize that something sinister and sickly is afoot and the duo go on a hunt to discover his home and origins - and are shocked by what they find.

Richard gets his hands dirty building a $100K 2013 COPO Camaro from the wheels up on the VIP assembly line. Aaron ignores his request to work on a newly arrived 1930 Model A. Instead, Aaron builds his own dream vehicle while the Monkeys tackle the A.

In ancient Mesopotamia, the Sumerians make advances in agriculture, science, medicine, and astronomy, crediting these achievements to winged gods known as the Anunnaki.

While attempting to learn more about Vincent's mission, Cat gets kidnapped by Vincent. Their growing chemistry complicates his mission. Meanwhile, Tess, J.T. and Gabe come together to help Cat.

Christy's patience is tested by everyone she knows. Meanwhile, Bonnie runs into an old rival.

Ellen and Brian devise a plan with their kids to escape from Duncan. Meanwhile, Duncan's wife tells him that she wants to discontinue her treatment and spend her time with her husband and daughter.

While continuing her investigation into the truth about Tom, Liz testifies against drug lord, Hector Lorca. Later another witness is abducted when he is forced to testify against the dangerous drug trafficker. Red's interest is peaked and he informs the team that the witness may have been taken by "The Stewmaker" a man responsible for hundreds of missing and presumed dead people. Meanwhile, in an unlikely twist of events, Red and Ressler must work together for the first time.

A desperate young murder suspect, Emma Briggs, takes hostages at gunpoint then mysteriously insists that she will only negotiate with one person: Richard Castle.

Steven Yeun, Eric Andre, Aparna Nancherla

Ray Romano, James Franco

Malin Akerman, Jo Nesbø, Vintage Trouble

It is the semi-final and there are just four bakers left. This round is the French round and the all-female semi-finalists have just three French bakes standing between them and a place in the final.

Malick struggles to accept that he is now a patient for the foreseeable future. He pushes his son away and doesn't acknowledge that he needs counselling for his trauma. Meanwhile, Elliot is delighted to be working with his new mentee Zosia, but she proves to be quite a handful when she voluntarily decides to "psyche" a patient's mother - much to Elliot's chagrin. Elsewhere, Sacha feels uneasy about lying to Chrissie about his secret kiss with Mo. He decides to come clean to his wife, but realises that being honest isn't always the best policy.

The devious Scarlett sends Sam and Phil on a mission to retrieve a music box, which has fallen into the hands of eccentric Russian exile Marat Milankovic. Armed only with the ransom money they found in the back of Walker's car, the duo set off to buy it back. But with the vengeful Lau still seeking payback, Sam and Phil find themselves arriving empty-handed at a drug-fuelled house party. Inadvertently stumbling into the middle of a poisonous assassination plot, the boys are plunged deeper into a world of betrayal, bullets and blood.