Zak, Nick and Aaron confront the demonic spirits of the Ashmore Estates.
Superboy and Miss Martian go undercover inside Belle Reve Penitentiary.
Stephen Fry investigates an imbroglio of issues with John Bishop, Frank Skinner, Sean Lock and Alan Davies.
Justin gets a pet elephant and realizes that taking care of a pet is a lot of work.
In this episode, David is joined by David O'Doherty and Katherine Parkinson, and Lee Mack is joined by Bill Turnbull and Louie Spence.
Jimmy Carr presides over team captains Sean Lock and Jon Richardson as they thrash out the hot stories of the week, from the silly to the serious. In the first show guests include British boxing sensation Amir Khan, IT Crowd's Richard Ayoade and comics Holly Walsh and Josh Widdicombe.
Simian asks the team for help when a DNAlien takes over his home world.
Chyna and Fletcher meet Zanko (Ernie Grunwald), Fletcher's favorite artist. Zanko is having trouble with inspiration, so Chyna urges Fletcher to give Zanko one of his paintings to inspire him. But when Zanko passes the painting off as his own at his comeback party, Chyna creates an elite team to rescue the painting and gets the help of Olive, Angus, and "Wacky, the Wolf". Meanwhile, Paisley and Lexi audition to be a princess for a kid's birthday party for Chyna's mom, Roxanne.
After Tom McMahon becomes the third victim following some suspicious fires, Alan realises that he is now attempting to catch a serial killer. His superiors warn him to keep his distance from the Aspern family who are trying to lodge an official complaint against him. Banks is determined to locate the ringleader of the art forgery scam which links two of the victims. Annie continues to see Mark Keane, despite Banks’ warnings. After Banks finally discovers the true identity of ‘Morrison’, he quickly realises that Annie could be in real danger.
Jocelyn undergoes a highly liberating experience (she gets a dragon tattoo) that changes her relationship with Michael. Meanwhile, Liz has a crisis on the job and must rely on Michael to help her through it.
Judea has brought her divorced parents who have not seen each other in three years to her appointment. As they disagree on everything, Judea struggles to keep the drama at bay. Jane has tried on more than 100 wedding gowns and has yet to find "the one".
Ben's parents' evening proves eventful, while Mum suspects that Jake is hiding something.
Iron swords forged in blazing hot fires... Gunpowder with the power to tear apart human flesh... And rockets capable of destroying entire cities... Throughout history, advances in technology have lead to the development of powerful weapons - each more deadly than the last. But were these lethal weapons the product of human innovation - or were they created with help from another, otherworldly source?
While Janet and Lina wrestle with a potential child sociopath, Richard crosses the line with a key witness. And Tatum discovers that running her own case is far from a drag.
Jane gets a rough start in her new New York homicide squad when she questions her new colleagues' work on a mysterious murder case. After complaining to her lieutenant about not getting cases, Jane manages to find a unique angle to help solve a crime. Meanwhile, Jane goes to her father for advice.
Billy continues his journey in St Louis, Missouri, where he climbs the Gateway Arch and lunches at a restaurant where the chef is a soul music legend.
Split into two teams, the designers are asked to create outfits for up-and-coming band The Sheepdogs. They have $300 and two days to complete their looks.
Leslie is torn between Ben and her dreams of running for public office, while Ron braces himself for the arrival of his first wife, the original Tammy.
Robert California stops by for the first time as CEO and leaves behind a mysterious list that has a line down the middle and every member of the office on either one side or the other. The office members frantically try to figure out what it means. Meanwhile, the new manager Andy faces a crisis.