E4 +1 Tuesday

Luke is arrested for driving without a licence, Cam encourages Gloria to sell her family's special hot sauce, while Haley and Dylan run into Andy and Beth at the cinema

Pilot episode of the comedy about a group of scientist friends. Leonard is immediately smitten with new down-to-earth neighbour Penny

Sheldon tries to do a good deed for Penny when he sees how messy her flat is - but her reaction is not what he expected. Jim Parsons and Kaley Cuoco star

All eyes are on Lucas as his desperate bid to win back Dillon begins to spiral out of control. Frankie confides in Dodger, but will his concern make her question her new beau?

The walls close in on Mercedes as she races to get the money for her blackmailer. Dillon and Rex try to support Ste as he struggles with his emotions

Comedy clips showcasing amusing internet videos on the themes of food and animals

Moe decides to change his down-at-heel image by undergoing plastic surgery - and transforms himself so radically that he ends up getting a job as an actor in a soap opera

Sheldon is forced to keep a secret when Penny tells him what happened on her first date with Leonard. Comedy, starring Johnny Galecki, Kaley Cuoco and Jim Parsons

Leonard sees Penny with another man and decides to cut his losses by going back to fellow scientist Leslie Winkle - a move that upsets Sheldon

Penny becomes addicted to an online game based on the world of Conan the Barbarian and keeps pestering Sheldon for advice

Elated at being named one of People magazine's '30 to Watch Under 30', Raj makes a pass at Penny and his arrogance annoys his friends. Guest starring Charlie Sheen

Sheldon is forced to confront his fear of driving when both Penny and Howard refuse to give him a lift to work. Guest starring Octavia Spencer

Sheldon is flattered when a graduate student takes a shine to him, but she soon removes forces him to work on a troublesome scientific problem

Sheldon bans Penny from the apartment for numerous minor infringements, so she decides to retaliate. Howard and Raj search for the America's Next Top Model house

Howard becomes convinced he has met his soulmate in the form of surgeon Stephanie Barnett, but he fails to realise she is far more interested in Leonard. Sara Rue guest stars

Sheldon is delighted that Leonard finally has a girlfriend matching his high standards, but his over-exuberance looks set to cause problems

Leonard turns to Penny for advice on his relationship with Stephanie, who he feels is taking things too quickly and has already moved in with him

Sheldon's obsession with gift-giving etiquette annoys his friends as Christmas approaches, and Leonard's new colleague dates Penny. With guest star Michael Trucco

Barry Kripke challenges the boys to a robot duel, while Howard is devastated when Penny finally tells him what she thinks of his chauvinism

Sheldon develops a scientific procedure for making friends, but must first win the trust of fellow scientist Barry Kripke to prove his findings. Comedy, starring Jim Parsons

Sheldon lends Penny money to pay her rent, but it leads to a confrontation between Leonard and her ex-boyfriend. Starring Jim Parsons, Johnny Galecki and Kaley Cuoco

Leonard and Penny share an intimate moment as they recover from a psychological deconstruction by the physicist's mother, an expert in psychiatry and neural sciences

Sheldon and Penny fall out over a game of paintball, but it leads to a blossoming romance between Howard and Leslie. Jim Parsons and Kaley Cuoco star

Leonard, Sheldon, Howard and Raj are excited to discover actress Summer Glau is on their train to San Francisco. With Johnny Galecki

Penny starts her own hair accessories business, but makes the mistake of asking Sheldon to help, leading to frustration and regret

Penny feels threatened when a sexy TV actress, who has landed a role in CSI, moves into the apartment building, and senses her friends are being manipulated

Leonard becomes jealous when Penny begins dating comic-book shopkeeper Stuart, so Sheldon tries to sabotage the blossoming relationship. Johnny Galecki stars

Leonard and Raj take a heartbroken Howard to Las Vegas, leaving Sheldon locked out of his apartment and forced to spend the night at Penny's

Penny makes a surprising revelation on her second date with Stuart, and Howard enlists the help of his friends to correct a flaw in his project for Nasa

Leonard is forced to consider whether he still has a future with Penny after he and his friends decide to spend the summer working at the North Pole

Donny and Misbah's relationship is on the rocks, Frankie receives a threatening letter, and Mercedes wants to turn over a new leaf with her boyfriend Warren

Homer stages a revolt against moves to give Springfield a new telephone dialling code, splitting the town down the middle. Featuring the voices of the Who

Olympian Mo Farah, actress Katherine Kelly, Strictly judge Motsi Mabuse and actor Ben Miller make meringue roulade, Italian biscuits and a favourite childhood memory in cake form

The armchair critics share their opinions on shows including The Celebrity Traitors, Love Is Blind, Coronation Street, The Girlfriend and Nightmares of Nature

There is new competition for the girls, who are left fretting by the arrival of three-time Miss Wales, Joey. Dom and Mike start moving on from the past

A retired divorced dentist is in search of a sexually experimental man, while a former US marine who falls in love all too easily is looking for his dream Englishwoman

Raj is racked with guilt when he tries to date Lucy and Emily at the same time, while Penny has trouble deciding whether to take a role in a film

Sheldon starts to wonder whether he is wasting his time studying string theory, and Raj finds out that Howard once embarrassed himself on a date with Emily

Twins Rebecca and Stephen embark on a double date, while there is a special guest at the First Dates restaurant as maitre d' Fred's father visits from France

Beverly learns that the complicated world of adult relationships is filled with minefields when she opens her mind to dating. And Barry discovers a new passion

Eco-disaster looms in Springfield when Mr Burns launches a controversial fracking operation, so an outraged Lisa asks politician Maxine Lombard to help shut him down

In a crossover with Futurama, the Planet Express crew turns up in Springfield on a mission to prevent the troublesome family from destroying the future

Mitch and Cam help Lily overcome her insecurities about wearing a bathing suit, while Jay starts to feel neglected as Gloria's new internship is taking up so much of her time

A new house on Phil's books proves irresistible to the rest of the family, with Cam and Mitch paying the property a visit as they try to put the spark back into their relationship

There is scepticism, competition and high emotions when the Pritchett-Dunphy-Tuckers win a family therapy session with a famous doctor

Sheldon is forced to keep a secret when Penny tells him what happened on her first date with Leonard. Comedy, starring Johnny Galecki, Kaley Cuoco and Jim Parsons