It's a mile-and-a-half long and attracts 30 million visitors a year, who spend £5 billion. It's the street that never sleeps. The rogue rickshaw drivers of Oxford Street - the police crack down on the unlicensed opportunists flouting highway rules and taking advantage of visitors. There's a grand opening for Danish chain Tiger's flagship Oxford Street store - but will it be a success? An Oxford Street shopper has taken a nasty fall on a tube escalator and is badly injured. British Transport Police paramedics are forced to take drastic action to help her. We also meet the dedicated Thames Water team that keeps Oxford Street's sewers flowing. There's some Victorian equipment that needs their attention - if they can get past the rats.