A high-flying show biz sponge, a Remembrance Day centrepiece, and a cake take on an iconic military vehicle - it's another challenging day for our extreme cake makers. Former army helicopter pilot Rosie faces her most precarious cake build to date, as she attempts to suspend a life-sized edible figure over the heads of the cast of a West End musical. Suzanne must impress with a detailed cake replica of the Lloyd's of London's Lutine Bell - which forms the focal point for a Remembrance Day service. Taking 130 hours to create, it includes 75 sugar poppies that look like they are falling around the cake. And Ben battles to make a cake replica of a tank, good enough to astound tank enthusiast Tommy-Lee on his 18th birthday.

Lancashire based cake maker Molly faces an animal first, as she bakes cake replicas of some cherished pets, creating two huge guinea pigs complete with party hats and presents, as a special surprise for birthday girl Isabella. Rosie takes on one of her most complex commissions to date as she tackles a five-foot wide Egyptian mummy, wrapped in fondant bandages, bursting out of a sarcophagus, covered in intricately hand modelled decorations and hieroglyphics. Suzanne takes on a monochrome cake challenge as she's asked to produce a three-foot tall wedding cake, that needs to be stunningly intricate to look at - but decorated in nothing but black.

Cake artist Michelle's world almost comes crashing down as she tackles a three foot wide rotating planet earth cake to celebrate the 40th anniversary of a travel guide. Phil and Christine must miniaturise their skills, as they tackle their smallest wedding cake to date for a couple who've eloped to Cornwall to get married. Consisting of two tiny Mr and Mrs cakes, they're surrounded by a 'moon gate' of sugar flowers and each one is decorated to match their wedding outfits. Molly makes a spectacular life-like, regal leopard cake, complete with a sugar paste crown, to help raise money at a charity auction. Built from eight vanilla Genoese sponges, it sports a sparkling black and gold, intricately marked 'fur' coat.

Karisha makes a fashion cake with handbags that can be picked up. Molly makes a lifelike donkey. Phil and Christine tackle a six-foot replica of Stonehenge.

Ben makes a caricature cake for another cake maker's birthday. Nastassja creates an unconventional wedding anniversary cake. Phil and Christine plan a lorry cake with edible rotating kinky boots.

Molly digs deep for her latest commission as her Gran needs a cake to celebrate Older Peoples' Day. Her stunning two-foot square allotment themed cake comes complete with a cake and biscuit tool shed, florist paste picket fence, fondant crazy paving, and even a pair of edible muddy boots. Nastassja must make a birthday cake as glamorous as the birthday girl herself, to take centre stage at a dinner party. Made from amaretto and red velvet cake covered in buttercream and gold leaf, her toughest challenge will be adding over 200 wafer paper discs and getting this two-and-a-half-foot tall cake to hang upside down. Rosie makes a Big Ben replica.

Lancashire baker Molly hopes to make a splash with her next cake as she's asked to bake a cake replica of a very special carp - the prize catch of angler Andrew, as a surprise for his 50th birthday. Made from red velvet sponge, this two-and-a-half-foot long whopper comes complete with over 150 hand cut sugar paste scales. Wedding cake specialist Suzanne takes a break from the norm as she's asked to make a 30th birthday cake for a modern art fan, who wants an edible installation as a centrepiece for his party. Eloise creates a stylish sponge for a catwalk launch.

More extreme challenges as this time Ben's asked for a cake 'take' on a much-loved motor for a surprise 21st birthday cake, and he's hoping replica of this boy racer's hot hatch will hit the spot. Made from two large vanilla sponges, wrapped in two kilos of fondant, Ben needs all his sculpting skills to replicate every pimped-up detail. Suzanne delves into circus history with a cake to celebrate the 250th anniversary of the founder of the modern circus, Philp Astley. Reflecting his 18th century circus show, her two-tiered extravaganza features fondant figurines taking a curtain call at the base, and a hand painted crowd, topped with an intricate figure of the great showman himself. In Essex, Eloise is going 'all in' with her next commission for a Craps Table cake to celebrate the wedding of a couple who recently married in Las Vegas.

It's unicorn fever, as our cake makers are set the challenge of producing three unique unicorn cakes. Essex based sugar craft specialist Eloise uses all the colours of the rainbow to make a stunning two-foot tall 10th birthday cake, compete with over 150 multi-coloured roses. Rosie tackles a rocking unicorn cake for a special christening party. Taking five days to make, and wrapped in a whopping 50 kilos of fondant, her biggest challenge will be hand sculpting the tail, mane, and saddle blanket. Molly conjures up a dappled delight, as she creates a multi-coloured mystical unicorn, complete with a golden horn, edible flowers and butterflies, to surprise eight-year-old birthday girl Maddison.

Nastassja attempts an edible baby's mobile suspended off the ground for a little boy's first birthday. Sculpted from chocolate brownie cake and rice cereal and marshmallow mix, this cloud themed hanging cake has cloud and giraffe shaped cookies dangling from it - perfect for little hands to grab. Rosie's also facing a first birthday challenge as she makes a cake replica of a beloved pet to celebrate TV presenter Lorraine Kelly's dog Angus's special day. Lying on a fondant blanket, Rosie's border terrier is built from chocolate orange cake, decorated in 15 kilos of sculpted modelling chocolate and sugar paste. Phil and Christine create a romantic wedding cake.

In this episode, there's animal magic and a bespoke wedding cake that oozes elegance. In Lancashire, Molly's latest commission ruffles some feathers as she makes a surprise cake in the shape of a real Golden Eagle for a 51st birthday. Called Bella, the creature is perched on a chocolate cake tree stump decorated with edible forest creatures and toadstools. In Penzance, Phil and Christine must earn their stripes with a baby tiger cake for the opening of a new cake school, but snow could put a halt to their plans! In Saddleworth, wedding cake specialist Suzanne's skills are put to the test as she and her team tackle a five-tier floral wedding cake. With an elegant 16' petal shaped base tier, this three-foot cake is adorned in over 50 sugar roses and hundreds of smaller blossoms and leaves which take over 30 hours alone to create.

In London, cake maker Nastassja's pushing the boat out for her latest commission to celebrate little Noah's first birthday. Asked for a Noah's Ark themed cake, Nastassja's planning to position her revolving edible boat on a giant spurt of water made from 12 layers of vanilla sponge, topped with rice cereal and marshmallow waves. Molly's hoping to make a bit of a flutter as she creates a giant butterfly cake for a birthday surprise. Sculpted from vanilla sponge sandwiched with buttercream, she'll use all her sugar craft and air brushing skills to capture the insect's delicate and distinctive blue and pink markings in vibrant sugar paste. In Lancashire, Rosie's aiming to hit the jackpot with a working roulette table cake for a gala dinner. Taking five days to make, and built from chocolate orange cake, it comes complete with an edible life-like, highly detailed croupier!

Penzance bakers Phil and Christine take on a very unusual commission as they make a cake to celebrate a friend's recovery from a broken ankle, and devise a leg shaped cake, complete with a removable plaster cast made from modelling chocolate. Michelle makes an edible work of art for her village's annual arts festival, in the form of a six-and-a-half-foot-tall lime tree cake, with 20 kilos of edible bark and hundreds of hand-coloured rice paper leaves. Nastassja tackles a four-and-a-half-foot-tall wedding cake, embellished with fondant flowers and edible lace, which must also include traditional kente fabric patterns in its design as nod to the happy couple's Ghanaian heritage.

Molly tackles a tricky T-Rex fourth birthday cake for a dinosaur-crazy little boy's big day. Two-foot long and weighing in at 20 kilos, this prehistoric sponge comes complete with piercing eyes, pointy teeth, and a clutch of eggs wrapped as presents. Michelle takes on a commission close to home, as husband Michael asks her to make a technically challenging cake to celebrate the 20th anniversary of his IT company. In Shotton, former tattoo artist turned cake maker Ben's next cake requires military precision, as he tackles a 60th birthday caricature that must show the birthday boy dressed in his 'airsoft' game combat gear. But things don't go according to plan as Ben battles with stability issues due to his cake's oversized head!

Ben must deliver a cake with real bite as he makes a shark's head as a surprise for a 60th birthday. Sculpted from vanilla and chocolate sponge, it comes with realistic eyes and a full set of pointy sugar paste teeth. Baking meets building for Lancashire based Molly, as she sculpts a cake replica of Queen Anne's Summer House to celebrate a construction company's 40th anniversary. Made from red velvet and Victoria sponge, Molly layers the cake like bricks as a special surprise when the cake is cut. Nastassja tackles an unconventional wedding centrepiece, with a three-foot tall, 60 kilo, modern wedding cake. Built from lemon, red velvet and vanilla cake, it's decorated in edible lace, black sugar crystals and fondant petals, but her hardest task is working out how to separate the heavy tiers using a lit and flower filled glass vase!

Phil and Christine face a life-sized challenge as they attempt a juggling sea lion cake for an industry show. Weighing in at a whopping 85 kilos and carved from 30 sheets of lemon drizzle and blueberry cake, covered in 19 kilos of fondant, just moving this massive cake proves problematic - and getting it out of their studio means deadlines are stretched! Molly must reach for the skies with her next birthday cake commission for a little boy who loves aeroplanes. Going for an entire airport theme, this chocolate and vanilla cake comes complete with a terminal building, a biscuit control tower, two giant jumbos and a whole fleet of edible planes - something Molly has never attempted before. Nastassja takes a walk on the wild side with a nature inspired wedding cake for a very exacting bride! Standing four-ft tall, this salted caramel beauty is decorated with a sugar paste petal garland, and hundreds of ruffles that took two days alone to perfect!

Eloise is asked to make a replica of a vintage sewing machine; Phil and Christine tackle a scale replica of a local hotel, and Suzanne's bringing big top fun to a first birthday

Molly turns savoury into sweet with a giant pizza cake for an Italian restaurant. Ben battles gravity to create a rocket cake, and Suzanne creates an elegant wedding cake

A new extreme cake maker joins the line-up. Somerset film set stylist-turned baker Zoe's first cake requires a trick of the light, as she tackles a swan lantern cake to celebrate the end of a community fun day. Measuring almost three feet high, Zoe battles to hide LED lights inside wafer paper wings to ensure her cake lights up the room. In Lancashire, Molly must make a surprise 40th birthday cake based on New York City. Determined to create a walk down memory lane, this three-foot tall cake is crammed with individually modelled iconic New York details, and comes with 20 extra Big Apple themed cupcakes. Phil and Christine feel the need for speed.

This time, a birthday cake reaches new heights, as new extreme cake maker Zoe makes a skydiving boy with an edible parachute for a 10th birthday party. Sculpted from chocolate fudge cake, the whole thing balances on one tiny support to help give the illusion this cake is floating on air. In Lancashire the pressure is on for Suzanne as she tackles a modern asymmetric wedding cake for an old family friend. Full of details personal to the bride and groom, the four tiers feature more than 100 navy blue ruffles, gold leaf and hand piped lace motifs, alongside an edible spray of sugar flowers to match the bride's bouquet. Former tattoo artist-turned-baker Ben takes on one of his toughest commissions to date, as his friend asks him to recreate a favourite 'Day of the Dead' skeleton tattoo in cake form, to mark the opening of his new taco bar. Working in just black and white, Ben struggles to turn a stylised 2D image into a stunning two-foot high 3D cake in time for the party.

In London, extreme cake maker Nastassja brings a touch of sunshine to a sweet 16th party, when she's asked for a cake with a tropical vibe. Going for a two-foot high pineapple head design, this outrageous cake boasts five kilos of gold fondant skin, wafer paper leaf hair, coconut sunglasses and a water melon nose - and hides a sweet surprise inside. Cake art meets street art as Lancashire baker Rosie's asked to make a 3D cake version of a colourful 2D graffiti painted tropical bird for the opening at a new creative space in Manchester. Molly faces a new challenge with a giant spider cake.

It's all about 'girl power' this time as our extreme cake makers pay tribute to women past and present. In Lancashire, Molly is asked to represent women engineers as super heroes in a cake highlighting the contribution women have made to the world. Towering three feet high, her four-tiered red velvet cake features everything from a fondant Brooklyn Bridge to a circular saw blade, alongside chocolate super girls: all destined for the 'Young Woman in Engineering Awards'. Michelle makes a baby shower cake and Karisha celebrates International Women's Day.

Karisha wants to surprise her best friend with a cake based on the things she loves best, so she plans a make-up box cake packed with edible cosmetics and a sweet side of fried chicken. Built from vanilla sponge and iced shortbread biscuits, it comes complete with a gum paste figurine of the birthday girl herself sat on an ornate throne. Nastassja tackles a surprise birthday cake that must look like a concrete sculpture and match the masculine theme of the party. Standing almost three feet tall, Nastassja's royal blue and gold concrete puzzle cake has a deeply carved geometric pattern. Rosie faces a career first as she combines sugar craft skills and technology in the form of projection mapping. Commissioned for a garden centre group's annual awards night, Rosie's huge cake hides two surprises, as its ornate architecturally decorated front spins to reveal a secret water garden, that comes to life as projection mapping makes it look as if water and diamonds are sparkling down the cake.

Molly faces a new animal challenge in the form of a koala cake. Nastassja conjures up a magical forest cake. Phil and Christine tackle one of their most OTT commissions to date

Rosie creates a spectacular dancing girl cake. Phil and Christine capture the spirit of a Victorian style photo shoot. Michelle helps celebrate a baby gorilla's first birthday

Phil and Christine fuse English country garden and elegant Indian style for a spectacular wedding cake. Molly tackles a Noah's Ark cake. Zoe gets her groove on

Eloise faces her animal nemesis when she's asked for a cute baby penguin; Rosie must sculpt a vegan chocolate cake; Phil and Christine tackle an elegant peacock wedding cake

Michelle creates a two feet tall dragon cake. Eloise makes a zebra striped cake with ultra-realistic fruit. Karisha places 10,000 sugar gems on to a wedding cake by hand

Michelle makes a cake for Parkinson's UK for their 50th anniversary. Rosie's feathers are ruffled by a gravity defying eagle cake. Nastassja creates a dramatic wedding cake

Molly reproduces two Briard dogs in wedding cake form for their owners' big day. Zoe tackles a hyper-real commission, and Nastassja creates a special surprise for a baby shower

Cake makers compete at the prestigious Cake International cake show. Ben Cullen makes a lifesize Ringmaster Cake. Molly makes a six foot square seascape complete with a mermaid.

Suzanne makes a cake to commemorate the 250th anniversary of the first published recipe for a 'Bride Cake'. Eloise looks stateside for inspiration. Rosie's aiming for organised cake chaos.

Phil and Christine celebrate a friend's recovery with a leg-shaped cake, complete with a chocolate plaster cast. Nastassja's wedding cake includes traditional Ghanaian Kente patterns.