This is the shocking moment a teenager was seen inhaling hippy crack while driving before her Fiat 500 mounted the pavement and seriously injured a pedestrian.
Louisa Tunstall, 18, was seen sucking on a gold balloon with an unnamed passenger moments before her car crashed into a tree, flipping the vehicle on to its side.
Teaching assistant Tracey Holman, 50, who was taking her regular evening walk, was hit from behind by the runaway vehicle as it careered off the road.
She was left severely injured in the impact with multiple fractures and injuries to her left leg, foot and ankle.
Almost a year on the keen netball player is still undergoing treatment for her injuries and says she is a 'prisoner in her own home' as she has to sleep in a downstairs room.
