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Thrill-seeking contestants compete on the world's largest obstacle course, which includes Donut Run, Crazy Beams, Pole Vault, the Toothbrush Sweeper and Launch Pads among its extreme challenges

Thrill-seeking contestants compete on the world's largest obstacle course, which includes Donut Run, Crazy Beams, Pole Vault, the Toothbrush Sweeper and Launch Pads among its extreme challenges

Advertising executive Andre `Dre'"Johnson is happily anticipating a promotion that would make him his company's first black senior vice-president, while his wife Rainbow, an anaesthetist, is looking forward to their successful future. Pilot of the comedy following the lives of an upper-middle-class African-American family, starring Anthony Anderson, Tracee Ellis Ross and Laurence Fishburne.

Dre is upset to find out that Rainbow has already told Andre Jr about adulthood because she thinks he's too much of a prude to do it. However, he soon regrets giving his son his own version of `the talk" when Andre Jr starts to drive him mad with non-stop questions about sex. Comedy, starring Anthony Anderson

Howard's fear of commitment causes him to avoid Bernadette, but he soon realises he has made a mistake and tries to compensate for it. Meanwhile, Kripke plays a prank during a radio interview with Sheldon, who sets out to get revenge, only to be caught by the Dean. Johnny Galecki, Simon Helberg and Kaley Cuoco star, with an appearance by Katee Sackhoff (Battlestar Galactica) as herself

Bernadette asks Leonard about his physics experiment, making Howard so jealous that she threatens to end their relationship. Penny also feels put out by the situation, and asks Sheldon to teach her about science. Johnny Galecki, Simon Helberg and Melissa Rauch star

Leonard's mother visits and he is horrified to learn that Sheldon knows more than he does about his own family, including his parents' impending divorce and the death of his dog. Guest starring Christine Baranski

Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

At the start of the new term, Carli organises a fashion show that Simon is eager to participate in. Will tries to shake off his embarrassing reputation, while Jay continues to lie about his sexual experiences. Comedy, starring Emily Head, Joe Thomas, Simon Bird, James Buckley and Blake Harrison

Simon goes to his first gig since seeing Take That at Wembley Arena, hoping to impress an attractive girl in the year below, but Will, Jay and Neil tag along and jeopardise his chances of wooing her. Comedy, starring Joe Thomas, Simon Bird, James Buckley and Blake Harrison

Lisa McGee's comedy returns for a third and final series, and while there is hope that the Troubles may finally be over, the gang's troubles are only just starting as they get ever closer to adulthood. Tomorrow is GCSE results day and confidence is at rock bottom. If things go badly, how will the gang face their mammies again? Meanwhile, a new member of the Quinn household is causing chaos in the neighbourhood. Liam Neeson guest stars

Jenny Joyce has big plans for the fundraising talent show. Can the gang outshine the competition and put Jenny in her place once and for all? Meanwhile, Ma Mary is at the end of her rope, but salvation is just around the corner in the unlikely form of a plumber

Thrill-seeking contestants compete on the world's largest obstacle course, which includes Donut Run, Crazy Beams, Pole Vault, the Toothbrush Sweeper and Launch Pads among its extreme challenges