In London, Joy and Jerry serve up some mystery meat. Novices Ricky and Becca struggle to cook their Thai banquet. And firefighters Sian and Tim serve the second Thai menu in as many days.
In Berkshire, cultured Eveleen and former thespian Michael compete with Leanne and Ricci, who have a 22-year age gap between them, and history buff Paul and his fiancÂee Natasha.
Essex and east London. Spencer and Sara serve a simple Jewish feast. Lauren and Jack's menu reflects their South African and Burmese heritage. Paul and Ed's food challenges a picky palate. [S]
In Southend, Dan and Jacqui offer up fine dining, while Hannah and Lucy make a startling discovery in a bedroom, and Simon and Edyta face some provocative questions. [S]
In Cardiff and Newport, Rachel and Mark plan an Asian menu, Sue and Joyce serve 'posh' versions of classic dishes, including baked beans with chives, and there's a shock on the final night. [S]
In South Wales, there's a power tussle in the kitchen, a shared appreciation of bargains, and a few home truths, as three couples compete to host the best dinner party. [S]
In Birmingham, there are pet rats, a festival tent and a shock revelation, as Amanda and Anthony, Steve and Sean, and Oli and LC compete to host the best dinner party. [S]
Three couples compete to host the best dinner party. In Birmingham, a safe and solid menu prompts a pair of tactile lovebirds to offer advice on reigniting the spark. [S]
In Plymouth, Caroline and Steve plan a complex Middle Eastern menu. Jade and Seb make some schoolboy errors. And Bev and Nick serve up a shellfish platter, even though Bev hates seafood. [S]
In Blackburn, there are housework confessions, over-cooked prawns and a hair-raising discovery, as three couples compete to host the best dinner party. [S]
In east London, there's pressure in the kitchen, glamorous cuisine and a surprise performance, as three couples compete to host the best dinner party. [S]
In Staffordshire, Jodie and Ben serve a risky starter of lamb tartare. Dave and SiÃan deliver show tunes with their food. And will Michelle's straight-talking ruin her and Matt's chances? [S]
In Luton, there's unpalatable behaviour, curdled ice cream, an eggy mishap and a hair-raising confession, as three couples compete to host the best dinner party. [S]
In Blackburn, Carla and Marcus serve up a risky soufflÂe, competitive cooks Michael and Joanna strive for perfection, and Trudy and Anselm take a laid-back approach. [S]
In south London, there are romantic gestures, a chatterbox guest and more than a few raised eyebrows, as three rival couples compete to host the best dinner party. [S]
There are silly dances, jokes, accents and plenty of pranks as couples put their hosting skills to the test in Hertfordshire, in a week featuring Asian, Anglo-Indian and Irish food. [S]
In Berkshire, Sati and Jesse serve up a traditional Punjabi menu, Nick follows orders from Dinara, and things get heated in Harry and Charlotte's kitchen. [S]
In Devon, there's tension at Frankie and Jason's table, Kate and Ian entertain their guests with a bird of prey, and a surprise discovery could make Chris and Amy's meal hard to stomach... [S]
There's a dessert based on Tower Bridge, a starter that resembles a rugby pitch, trusty lists and over-the-top behaviour, as three couples compete in south west London. [S]
In Cambridge and Peterborough, Lisa and Jesue serve an international menu, Georgie and Alex cook recipes devised by Alex's mum, and Paul and Gareth turn to crystals to boost their chances. [S]
In Devon, Matt and Sarah admit to not knowing what scallops or celeriac are, Jake and Ian question the canapÂes (crisps), and foodies James and Laura get competitive with a French theme. [S]