Gordon Ramsay takes a special wipe that turns blue when it touches cocaine and examines the toilets of his London restaurant.

‘Every single one tested positive,’ he gasps.

Cocaine use is out of control in Britain, and Gordon’s on a mission to dispel its glam image in this two-parter.

After accompanying the police on a drug sting, visiting their drug lab and heading to a cocaine farm in the depths of the Colombian jungle, he realises what suffering it causes on its way to our streets.