 A further serious race accident occurred during the Post TT race with a race competitor and four spectators being injured.For the 2007 Centenary TT Races, a number of special events where held to commemorate 100 years of the Isle of Man TT Races.This include a Centenary TT race re-enactment, a display by the Battle of Britain Memorial Flight over Douglas Bay and a music festival with the headline act of the UK group The Who.