Story : With the Den nearing the end of the series, time is of the essence for the next set of entrepreneurs pitching to the Dragons for a life-changing investment. Who will succeed where so many others have failed? Security is needed as one Cambridge-based entrepreneur is overwhelmed by paparazzi when pitching his new business idea, a keen golfer presents his very special glove, and a Nottingham-based couple want to take a slice of the UK's seven billion pound DIY market with their update on the simple paint brush. Also this week; a driving school for 14-year-olds, an electronic bed stored in your ceiling, and two friends hoping to make money out of thin air.