On the second stage of its tour of the UK, Dragons' Den: On Tour heads back on the road proving that, even in tough times, entrepreneurialism is fighting fit in our cities, towns and villages.The tour heads into London for episode two where a visit to one of the most successful entrepreneurs not to get investment - Shaun Pulfrey and his Tangle Teezer brush. But will Duncan Bannatyne agree with Shaun that the Dragons got it wrong?