Market boss Frank puts on an ambitious Cockney Knees Up to celebrate the market's deep roots in the East End. A young entrepreneur arrives at the market with a strange new idea that appeals to Frank's overworked, stressed-out team - a 'rage room', in which paying customers get to vent their frustrations by smashing things up with a baseball bat.

We catch up with some of the biggest characters from the series. Are the risk-taking new traders still in business? Who has shuffled back to the 9-to-5? And who is making a killing? Plus the five golden rules of trading are revealed.