"Gone in Sixty Seconds" is a special red button episode of series 27. It aired after "Rabbits in Headlights" on 5 January 2013, and only features the paramedics of the main cast. In the episode, the events at the scene of the bus crash are shown, and revealed why Jeff Collier was acting strangely in the previous episode.
Paramedic Jeff thinks he has seen everything the job can throw at him and that there is nothing left to shock him. So, nothing can prepare him for what he sees when he arrives at the scene of a school coach crash.