The competition starts at The Flying Bull, Hampshire, with hosts Russell Theron and Chris Birkett
At the Victorian Villa in Hampton Hill, Middlesex, landlady Sharon Parker treats her guests to Victorian parlour games, including a whodunit play. But service at breakfast is sluggish.
Faisal Malik and Wak Salim open the doors to their B&B in Cambridge and take their warring guests punting
At the Elveden Inn in Suffolk, manager Richard Lawson and housekeeper Kerry Alcock think 'hospitality is all about performance'
Sharon from The Victorian Villa asks Richard why he called her B&B a funeral parlour, while Richard counters by quizzing Sharon over her lengthy negative feedback form concerning his performance
Kicking off the competition are Harri and Claire Chiba of the Vale of Berkeley Guesthouse in Gloucestershire, who take their guests bird-watching at a nearby wetlands centre
At Artist Residence in Penzance, couple Justin and Charlie hope to be crowned top B&B of the week, and take their guests to a pottery class where things get competitive
Alec and Craig Coleman run the award-winning Edenfield Guesthouse in Blackpool, where Craig plans to reveal his cabaret-star alter-ego Cybil Du Vaux to his unsuspecting guests
The New Inn at Portland in Dorset is run by publican husband and wife team Stacey and Spencer Cullum, who decide to show their guests a typical island activity; sandcastle building
The competition culminates in Portland after a week of ups and downs around the country
Nina Dodd and husband Andy welcome guests to their Scandinavian-style accommodation at The Old Stables, Somerset, where some guests are dubious about the no-shoes policy.
Second to host is Morris Cockman, who runs Rigsby's Guest House in Hertford. Morris's tattoos have raised eyebrows, while his attempt to entertain his guests at a local zoo isn't a hit with everyone.
David and Erica Hensley, owners of The Fairway in Blackpool, bring some classic Blackpool fun to the mix as the group take on some local zombies in a horror walk
Final host of the week is Robin Hughes of the converted Dent Station in the Yorkshire Dales. Robin organises a butchery competition and high end grub nearby.
The B&Bers meet for one last time to find out what they've been paid and confront their critics. And some of Robin's petty marks over the week are thrown to the group for discussion.
At the Black Lion at Halland near Lewes, host Nigel Fright takes his guests out for some salsa, where he impresses with his 'snake hips'. But a coffee shortage at breakfast causes concern.
In Exning, near Newmarker, Ken Clutterbuck welcomes the B&B competitors to The Wheatsheaf. But Ken's sense of humour doesn't go down too well, particularly with guest Nigel.
Super-sensitive Sherrill Tacy of the Sherwood Guesthouse in New Brighton takes her turn as host. And it's her breakfast that gives her the mixed reviews she's been dreading.
The final hosts of the week are Mark and Rachael Dann of the ski lodge themed Big Bear Lodge in Shropshire, where an afternoon of canoeing raises a few laughs but also accusations of cheating.
The B&B owners come together to confront their critics face-to-face, learn what their guests think their rooms are worth and find out who is going to be crowned best value.
The latest competition starts at One 4 B&B in Cheltenham, where debonair host and part-time art dealer Nick Purchase hopes to paint his guests a picture on how to run the perfect B&B
Day two comes from the Windy Bottom B&B in Maidstone, hosted by Gloria Barnett and Dave Goulding, where an afternoon in the maze at Leeds Castle leads to all manner of dirty tricks.
The third visit of the week is to the pub in Bolton run by Phil and Angie Sutcliffe. The room inspections go well, but what about the roller disco in the afternoon?
John Humberstone hopes the scaffolding outside his hotel in Llandudno won't scupper his chances. But there's also a slip-up with towels and teabags, and then Gloria gets locked in the loo.
It's time for the B&Bers to meet up to discuss the feedback that has been given and reveal the payments that have been made to determine who's the best value B&B.
The latest competition launches on the Isle of Wight, at John and Sue Blakemore's Golf House. While breakfast is a big hit, a suspicious stain in the loo proves controversial.
Nick Tyrie and best friend Layla Amini welcome their guests to The New Inn in St. John's Wood, London. Unfortunately John and Sue are left cold by their 'corporate and impersonal' room.
At the Bunkroom hostel in Chester David Sharrock is determined to prove hostelling is for everybody - even if his wife Victoria isn't convinced. So, it's bunkbeds and budget breakfast all round.
The last visit of the week is to John Graham's B&B in Blackpool, where an afternoon of 10-pin bowling finds competitive levels reaching fever pitch.
The B&Bers meet one last time to find out what they've been paid and confront their critics face to face.
In Arnside, Cumbria, B&B rookies Tony Keates and Jeanette Hamer run Ye Olde Fighting Cocks, a pub with rooms. The guests are captivated by the view, but less so by Tony's tales of business success.
The next visit is to Dr Stephen Stanley-Little's Westward Cottage in Hadleigh, Suffolk. While some are thrilled by its quirky appeal, the relaxed approach to breakfast drives others spare.
Bohemian couple Avril Berry and Alan Fraser of Roulotte Retreat in Melrose on the Scottish borders are third to host; the unique gypsy caravans are not to everyone's liking
The final visit is to The Elgin Hotel in Blackpool, where manager Garry Lloyd and the owner's daughter, Sophie Seddon, want to show that their 89 room establishment can deliver the personal touch.
The B&B'ers come together for one last time to find out what they've been paid and to settle some scores.