Premium Content Subscriber only A Gladstone man who was busted drug driving was taking his mother to an appointment, a court heard. John Derek O’Driscoll, 62, pleaded guilty to the charge in the Gladstone Magistrates Court on Tuesday. Police prosecutor Carl Spargo read the facts of O’Driscoll’s case to the court and Acting Magistrate Paul Byrne. Police intercepted O’Driscoll driving a Toyota wagon on Wyndham Ave, Boyne Island on March 3, around 9.11am. He submitted to a roadside drug test which returned a positive indication for a relevant drug. When questioned, O’Driscoll stated he had smoked cannabis the evening prior to being intercepted by police.