Overview: Some of the nations' budding businessmen and women have already entered the Den, but so far not all of their products and inventions have received a rave reception. This episode sees more intrepid entrepreneurs climb the stairs in the hope of realising their own investment dreams. Numbers are crunched and ideas are interrogated as the five fearsome Dragons weigh up which side of the coin their decision to invest will come down on. A former disc jockey has a strategy, dress to impress to catch the attention of an investor. The DJ may have worn a DJ, but is that all it takes to part a Dragon from their cash? A Londoner hopes to alleviate a common worry for holidaymakers by locking up their valuables, but with just 5 per cent of his company on offer, can he guarantee a valuable return? Monterrey-born Marcela Flores Newburn pitches her Mexican food range complete with a full mariachi band, another budding entrepreneur asks the multi-millionaires to think of their homes, not as houses but as a source of income, and a former hairdresser has a product that makes money from thin air, but does he have the business plan to match?