The NCIS team analyzes what secrets could be in the hands of a terrorist targeting the Navy when a high-tech bug is found inside a probationary agent's tooth. Meanwhile, the festivities for Jimmy Palmer's upcoming wedding continue with the bachelor party.

A reluctant Naomi tries to sabotage the bachelorette party she has to host for Max's fiancé Madison, where Madison's childhood crush, Nick Carter, makes a surprise appearance. At Max's bachelor party, Liam and Navid get into a fight over Silver and the evening comes to an end with people at both parties getting hauled to jail. Meanwhile, Ivy blames Annie and Caleb for Diego having to go on the run.

Maria Menounos & Derek Hough, Donald Driver & Peta Murgatroyd, Roshon Fegan & Chelsie Hightower, Melissa Gilbert & Maksim Chmerkovskiy, William Levy & Cheryl Burke and Katherine Jenkins & Mark Ballas are waiting to see who gets eliminated in a Double Elimination. Musical Guest: Chris Brown. A tribute to Dick Clark is also made.

When Vanessa's sweet but flighty sister, April, comes to visit, Mike knows she's only coming to ask for yet another loan. Mike would rather use any extra money they have to buy a tank so that he and Ed can take it to a junkyard to run over old cars and boats. Meanwhile, when Kristen and Kyle decide to break up, Kyle is more concerned with what Mike will think.

In the season finale the winner of The Voice will be revealed.

Melanie does some soul searching; Malik's relapse.

Jules has a hurricane party at her house when a storm blows into town; Travis decides to make a play for Laurie.

Ashley's return leads to Seth getting put in his place; a customer who's been robbed tries to sell her last remaining valuable. Later, Les tries to get the kids back on track.

Past the halfway point of the King Crab season, man and machine alike show signs of wear under the brutal hand of the Bering Sea. While repairs can be made to the equipment, the fishermen must dig deep to soldier on in a place where nature rules.

NCIS believes they have found a Russian sleeper cell in the middle of the suburbs, so they get Kensi and Deeks to go undercover as a married couple.

Brittany goes into high gear as class president to spearhead the prom. Then, after prom king and queen nominations are announced, the kids kick into campaign mode, and some of the outcasts organize a rival celebration.

When one of the roommates decides to move out of the loft, the gang makes an unexpected trip to the desert where Winston faces his fear of the dark, Cece and Schmidt's relationship reaches a turning point and Jess and Nick square off with a coyote.

The detective is taunted by a murderer who leaves dolls with personal messages at crime scenes.

When a patient's partner and father are heatedly divided on his health care, Pete makes a decision that impacts everyone, including himself; meanwhile, Jake offers strength and experience to Amelia when he suspects she's being tempted to substance abuse, Sheldon and Violet treat a family concerned about the father's new sexual appetite, and as baby Henry draws Addison and Sam closer, they struggle to define their relationship.

When a murder occurs in Syracuse which mirrors the death of her sister, Carrie and Al travel upstate to confront the suspect.

Amb. Ivo Daalder

Piers Morgan, Ben Falcone, Ed Sheeran

Michelle Alexander

Jim Parsons, Mika Brzezinski, Macy Gray

Rick Santorum, Taylor Kitsch, B.o.B., O.A.R.

Steven Tyler, Jamie King

MasterChef mentor Matt Moran arrives at the Royal Exhibition Building to put the contestants through their knife skills paces. They must fillet, pin bone and cook a beautiful piece of salmon.

A week after moving in with Patrick, Nina worries that living & working together is putting a strain on their relationship; later, Nina gets a surprise call from Dr Noonan hoping to catch Geraldine.

The fourth set of semi finalists attempt to impress the judges and viewers at home. Amongst those who manage to impress tonight include Gatis, Nu Sxool and Sam Kelly. At the end of the show the phone lines are opened for the fourth public vote of the series.

Labrinth performs live on stage. Ant and Dec reveal that Sam Kelly, Nu Sxool and Malaki are in the top three tonight. They then reveal that Sam has topped the public vote and gained the first place in the series final. The judges then decide to put Nu Sxool through to th final as well.

As Axl deals with duelling prophecies, a cold wind sweeps in from the North, leading to a marriage Anders never saw coming. Meanwhile Olaf makes an intriguing discovery at the bottom of a bottle.

The teams are up early to go to Waterloo Station where they receive a message from Lord Sugar. He tells them to take a look at the graffiti as this is what they will be selling next. The teams each have one day to meet and convince up-and-coming urban artists that they are the right team to represent them in a one-off gallery sale. One of the candidates from the loosing team is fired by Lord Sugar at the end of the show.