Christmas Special celebrating five series of Dragons' Den. Evan Davis gives his top ten tips for success in the den. Dragons, entrepreneurs and celebrity fans (including Sir Alan Sugar) share their favourite moments. Features classic pitches like Levi Roots and his Reggae Reggae Sauce, the Eggxactly waterless egg cooker, the Double Dates lookalike experience and many more.

Evan Davis presents the series in which entrepreneurs pitch their ideas to five millionaire investors. The inventors try to convince the Dragons that they're wrong in thinking they can cope without creations such as the Tidy Tree Sack - a bag for safe Christmas tree disposal - and the Love Unzipped boardgame. This episode also revisits entrepreneurs from earlier in the series to find out how their businesses are faring since the Den.

Evan Davis presents a series in which entrepreneurs pitch their ideas to five millionaire investors. A jewellery maker pitches jewels that signal to suitors that you're looking for love. There's a new type of light bulb fitting that replaces screw threads and bayonets with magnets. A new type of saddle promises greater comfort for horses and riders. The six-flavour syrup extruder could revolutionise the ice cream market.

Evan Davis presents the series in which entrepreneurs pitch their ideas to five millionaire investors. Inventions include a jogging machine for dogs, a co-op of female-only mechanics who do home DIY, and a fleet of recyclable delivery lorries. There is also an underwater theme park with mechanical sharks and one-man submarines.

Evan Davis presents a series in which entrepreneurs pitch their ideas to five millionaire investors. Propositions include a range of clothes designed to stimulate babies, a shower system for preventing Legionnaires' disease in hospitals, a movie-inspired musical extravaganza, and Caribbean ready meals.

Evan Davis presents a series in which entrepreneurs pitch their ideas to five millionaire investors. The dragons meet their first ever CGI-animated entrepreneur, who pitches for investment in his entertainment technology company, while a boating enthusiast pitches an inflate-on-impact key chain for clumsy millionaires' yacht keys.

Evan Davis presents a series in which entrepreneurs pitch their ideas to five millionaire investors. The author of a goblin adventure novel asks the dragons to back its Hollywood adaptation. A young designer who makes furniture from abandoned shopping trolleys suggests a product made of old plastic bags.

Evan Davis presents the third episode in the series in which entrepreneurs pitch their ideas to five multi-millionaire investors.

Opportunities presented to the Dragons include a brush designed to take the tangle out of knotted hair, a portable shower-head holder for travellers, a new kind of schoolbag to help kids concentrate in class, a towel for safely removing a baby from a bath, and many more.

Hair colour technician, Shaun Pulfrey, pitches for investment in his Tangle Teezer, a unique device to de-tangle wet or dry hair. Polly Marsh and Helen Wooldridge pitch their Cuddledry apron-style bath towel which is designed to make bath times easier for parents with little babies.

Dina Parbat's Peaches of London produces fashionable underwear involving popping pants that pop at the crotch and at either side for ease of use and to allow the wearer to mix and match underwear. Les Laing's Spot-On Golf golfing aids includes the Swing Plane to help players develop the muscle memory needed for that perfect golf swing.

Michael Witham is looking for investment in his Caveman's Bat Guano enterprise, offering bat dung as an organic, odourless fertiliser for gardeners. Masuma Fatima's invention is the iBox, a wooden foldable ironing board and laundry storage solution concealed within a wooden cabinet.

Jamie Jenkinson brings his Cush 'n' Shade, a fold away sunscreen that acts as a cushion and a shade whilst sunbathing. Chris Mayo's Sweet Counter business produces maths and literacy products for the school and parents market.

Will the entrepreneurs get a step closer to reaching their business dreams, or will the dragons cut them and their inventions down to size?

Evan Davis presents the programme where budding entrepreneurs pitch their ideas to five multi-millionaires willing to invest their own cash. Millionaire investor James Caan joins Deborah Meaden, Duncan Bannatyne, Theo Paphitis and Peter Jones in the line-up. Ideas up for consideration include a while-u-wait gold plating service, a Cornish music festival, dried fruit and meat snacks and a celebrity look-a-like business for hen parties.