3/8. Sales rep Harry Hayhurst is set the task of driving his grandson and his two mates around London - a place he hasn't been to in over 30 years - in order to put him in the shoes of the dithering drivers he loathes. Plus serial tailgater Simone Rendell Shelby is strapped into a car-crash simulator, and Essex cabbie Peter Williams is prescribed a fresh driving test.
Series producer Rukhsana Mosarrv Exec producer Nick Shearman