Plot: Dragons' Den continues with eight more intrepid entrepreneurs pitching Britain's brightest ideas to the multimillionaire investors. Will any of them manage to make the Dragons part with their cash? Tonight's episode sees Londoners Krissy Sims and Kerry O'Brien AKA DJ Trickles and Lady MC enter the Den with a state-of-the-art turntable extravaganza in the back of their 4x4