Dr Lee faces off with iguana-wrangler Madison's head growths. Chanel suffers from painful cyst tunnels that leak and smell like the food she eats

Bob suffers from mysterious open-wound sores all over his body. Virginia can't wait to have her lump removed. Tom is desperate to find a cure for his itchy skin

Destinee never felt like she fit in, as she was born Matthew. She has come out as a transgender woman but needs to lose some of her 600 pound-weight, so she can fully transition

Ayesha falls in love with the first dress she tries on, but also loves the second dress as well. Plus, Nichale has another fitting and finds her dress is too small

Kristin wants the advice of her friends to help her find the perfect gown. Problems arise when she thinks she has found the one, but her friends do not agree

Stephanie is keen to show off her newly slender figure in a fitted gown, and bride-to-be Nikki looks for a dress that will impress as her Greek wedding

Sophie struggles to find the line between sexy and trashy when searching for her dream dress. Meanwhile, Sasha comes in for her first fitting

Buying goods from the comfort of home

Buying goods from the comfort of home

Mike is taken out of his comfort zone when a test-drive becomes a road trip and the couple wind up at a five-star hotel, where they attempt to sneak into one of the vacant guest rooms. Comedy, starring Billy Gardell and Melissa McCarthy

Following a dramatic argument with Joyce over money, Mike and Molly make a hasty decision to move into Mike's childhood bedroom at Peggy's house. Comedy, starring Billy Gardell and Melissa McCarthy

Mike asks Carl to replace him as Molly's dance partner at a salsa class, but he gets jealous when he realises that they are having way too much fun. Comedy, with Billy Gardell and Melissa McCarthy

Meemaw gains an unwanted business partner, while Sheldon gets a dorm room all to himself

Georgie is attracted to Mandy, who is older than him, while Sheldon acts as Mary's spy during a youth lock-in at church. Comedy, starring Iain Armitage

Mary tries selling make-up, while Sheldon attends his first comic book convention. Comedy, starring Iain Armitage and Zoe Perry

Leonard is caught between a rock and a hard place when he is made responsible for distributing extra grant money. Bernadette turns the back garden playhouse into a hideaway to escape from her husband and children

Sheldon tries to befriend Amy's father, but when Howard lures Mr Fowler away with his magic tricks Sheldon has no choice but to bond with Mrs Fowler. Meanwhile, Raj and Anu attempt to get physical. Kathy Bates and Teller guest star

Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproved. Bernadette wants to beat Howard in a video game

Amy and Sheldon are still feeling down about their theory being disproven, until an old VHS tape from Sheldon's past inspires the couple not to give up

Sheldon becomes jealous when Amy gets attention in the media, Raj spots Anu talking to her ex-boyfriend, and Stuart is intimidated by the idea of moving in with Denise, all of which cause mayhem when Penny and Leonard organise a paintball game

Penny's former boyfriend Zack and his wife encounter fertility problems when wanting a baby, so ask Leonard for his help. Raj attempts to patch things up with his estranged fiancee Anu

Sheldon and Amy are thrilled when their super-asymmetry theory is proved correct by two physicists from Chicago - until the experts try to exclude Amy from their Nobel Prize nomination. Bernadette experiences a big success at work and plans for Penny to become a part of it - whether she wants to or not

Sheldon is excited to help Howard and Bernadette navigate some bureaucratic paperwork, until he discovers that they are breaking the law, leaving him with a difficult choice between following the rules or staying loyal to his friends. Leonard is disappointed when he is excluded from a scientific project his friends are working on

Mike persuades Molly to attend therapy to help sort out her issues after he admits feeling incapable of dealing with matters concerning emotions and feelings. Comedy, starring Billy Gardell and Melissa McCarthy

Samuel tries his hand at stand-up comedy, while Molly offers Harry some advice that leads to him challenging his protective mother. Comedy, with Billy Gardell and Melissa McCarthy

Victoria brings home a new boyfriend called James, and the entire family wonders whether she might have found 'the one' at last. Comedy, guest starring Mather Zickel

George Sr learns his job is in jeopardy, while Sheldon makes friends with his dormitory neighbours. Comedy, starring Iain Armitage

Mary is given a lottery ticket, while Sheldon butts heads with Dr Lee, a new scientist in the lab. Comedy, starring Iain Armitage

Sheldon joins Dr Linkletter and Dr Sturgis on a science road trip, while Georgie continues to lie about his age. Comedy, starring Iain Armitage

Penny tries to put a stop to Leonard's plan to be a sperm donor for her ex-boyfriend Zack's wife. Howard, Bernadette, Anu and Raj make the most of the latter's cancelled stag party

When the friends find out that Wil Wheaton is hosting a celebrity game of Dungeons & Dragons at his home, deception and betrayal become the order of the day as they compete to occupy the one open seat at the event. With guest appearance by William Shatner, Kareem Abdul-Jabbar and Kevin Smith