While 28-year-old Victoria McGrane attempts to set a new trend with her fashion-related business proposal, Diamond Geezer Clive Billing, a jeweller from Gloucestershire, has a pitch he hopes has the necessary sparkle to attract what would become the highest ever investment in the Den.Also, the Dragons toy with a purple-haired professor from Poole, give an icy-reception to a company called Chilly Billy, and get their skates on as Theo test drives an innovative in-line roller skate. And can serial-inventor Samantha Gore from Manchester convince the Dragons that her crime-stopping products are a steal at just 275 thousand pounds, or will they back Richard Mire's attempts to get children to spend less time in front of a screen?